Home / 1,026,901.64-1,538,001.84-626,661.20

Finding the Fourth Proportional to 1,026,901.64, 1,538,001.84 and 626,661.20

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Solution

The fourth proportional to 1,026,901.64, 1,538,001.84 and 626,661.20 is: 938,557.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,901.64 : 1,538,001.84 = 626,661.20 : x
  2. Step 2: Convert to fraction form
    1,026,901.64/1,538,001.84 = 626,661.20/x
  3. Step 3: Cross multiply
    1,026,901.64x = 1,538,001.84 × 626,661.20
  4. Step 4: Simplify right side
    1,026,901.64x = 963,806,078,656.61
  5. Step 5: Solve for x
    x = 963,806,078,656.61/1,026,901.64
  6. Step 6: Final answer
    x = 938,557.35

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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.