Home / 1,185,666.76-1,634,594.06-749,866.90

Finding the Fourth Proportional to 1,185,666.76, 1,634,594.06 and 749,866.90

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Solution

The fourth proportional to 1,185,666.76, 1,634,594.06 and 749,866.90 is: 1,033,787.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,666.76 : 1,634,594.06 = 749,866.90 : x
  2. Step 2: Convert to fraction form
    1,185,666.76/1,634,594.06 = 749,866.90/x
  3. Step 3: Cross multiply
    1,185,666.76x = 1,634,594.06 × 749,866.90
  4. Step 4: Simplify right side
    1,185,666.76x = 1,225,727,976,781.28
  5. Step 5: Solve for x
    x = 1,225,727,976,781.28/1,185,666.76
  6. Step 6: Final answer
    x = 1,033,787.92

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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.