Home / 1,487,759.61-2,053,332.69-907,319.48

Finding the Fourth Proportional to 1,487,759.61, 2,053,332.69 and 907,319.48

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Solution

The fourth proportional to 1,487,759.61, 2,053,332.69 and 907,319.48 is: 1,252,237.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,759.61 : 2,053,332.69 = 907,319.48 : x
  2. Step 2: Convert to fraction form
    1,487,759.61/2,053,332.69 = 907,319.48/x
  3. Step 3: Cross multiply
    1,487,759.61x = 2,053,332.69 × 907,319.48
  4. Step 4: Simplify right side
    1,487,759.61x = 1,863,028,748,557.80
  5. Step 5: Solve for x
    x = 1,863,028,748,557.80/1,487,759.61
  6. Step 6: Final answer
    x = 1,252,237.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.