Home / 1,007,792.19-1,390,753.17-555,083.19

Finding the Fourth Proportional to 1,007,792.19, 1,390,753.17 and 555,083.19

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Solution

The fourth proportional to 1,007,792.19, 1,390,753.17 and 555,083.19 is: 766,014.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,792.19 : 1,390,753.17 = 555,083.19 : x
  2. Step 2: Convert to fraction form
    1,007,792.19/1,390,753.17 = 555,083.19/x
  3. Step 3: Cross multiply
    1,007,792.19x = 1,390,753.17 × 555,083.19
  4. Step 4: Simplify right side
    1,007,792.19x = 771,983,706,106.21
  5. Step 5: Solve for x
    x = 771,983,706,106.21/1,007,792.19
  6. Step 6: Final answer
    x = 766,014.77

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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.