Home / 1,364,498.20-2,046,747.30-939,345.40

Finding the Fourth Proportional to 1,364,498.20, 2,046,747.30 and 939,345.40

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Solution

The fourth proportional to 1,364,498.20, 2,046,747.30 and 939,345.40 is: 1,409,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,498.20 : 2,046,747.30 = 939,345.40 : x
  2. Step 2: Convert to fraction form
    1,364,498.20/2,046,747.30 = 939,345.40/x
  3. Step 3: Cross multiply
    1,364,498.20x = 2,046,747.30 × 939,345.40
  4. Step 4: Simplify right side
    1,364,498.20x = 1,922,602,661,217.42
  5. Step 5: Solve for x
    x = 1,922,602,661,217.42/1,364,498.20
  6. Step 6: Final answer
    x = 1,409,018.10

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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.