Home / 1,400,731.20-2,100,805.20-602,038.80

Finding the Fourth Proportional to 1,400,731.20, 2,100,805.20 and 602,038.80

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Solution

The fourth proportional to 1,400,731.20, 2,100,805.20 and 602,038.80 is: 902,932.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,731.20 : 2,100,805.20 = 602,038.80 : x
  2. Step 2: Convert to fraction form
    1,400,731.20/2,100,805.20 = 602,038.80/x
  3. Step 3: Cross multiply
    1,400,731.20x = 2,100,805.20 × 602,038.80
  4. Step 4: Simplify right side
    1,400,731.20x = 1,264,766,241,641.76
  5. Step 5: Solve for x
    x = 1,264,766,241,641.76/1,400,731.20
  6. Step 6: Final answer
    x = 902,932.87

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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.