Home / 1,343,031.64-2,013,281.02-668,475.25

Finding the Fourth Proportional to 1,343,031.64, 2,013,281.02 and 668,475.25

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Solution

The fourth proportional to 1,343,031.64, 2,013,281.02 and 668,475.25 is: 1,002,082.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,031.64 : 2,013,281.02 = 668,475.25 : x
  2. Step 2: Convert to fraction form
    1,343,031.64/2,013,281.02 = 668,475.25/x
  3. Step 3: Cross multiply
    1,343,031.64x = 2,013,281.02 × 668,475.25
  4. Step 4: Simplify right side
    1,343,031.64x = 1,345,828,533,164.76
  5. Step 5: Solve for x
    x = 1,345,828,533,164.76/1,343,031.64
  6. Step 6: Final answer
    x = 1,002,082.52

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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.