Home / 2,012,031.40-3,018,047.10-516,123.40

Finding the Fourth Proportional to 2,012,031.40, 3,018,047.10 and 516,123.40

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Solution

The fourth proportional to 2,012,031.40, 3,018,047.10 and 516,123.40 is: 774,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,031.40 : 3,018,047.10 = 516,123.40 : x
  2. Step 2: Convert to fraction form
    2,012,031.40/3,018,047.10 = 516,123.40/x
  3. Step 3: Cross multiply
    2,012,031.40x = 3,018,047.10 × 516,123.40
  4. Step 4: Simplify right side
    2,012,031.40x = 1,557,684,730,612.14
  5. Step 5: Solve for x
    x = 1,557,684,730,612.14/2,012,031.40
  6. Step 6: Final answer
    x = 774,185.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.