Home / 1,107,167.13-1,527,895.31-623,738.07

Finding the Fourth Proportional to 1,107,167.13, 1,527,895.31 and 623,738.07

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Solution

The fourth proportional to 1,107,167.13, 1,527,895.31 and 623,738.07 is: 860,761.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,167.13 : 1,527,895.31 = 623,738.07 : x
  2. Step 2: Convert to fraction form
    1,107,167.13/1,527,895.31 = 623,738.07/x
  3. Step 3: Cross multiply
    1,107,167.13x = 1,527,895.31 × 623,738.07
  4. Step 4: Simplify right side
    1,107,167.13x = 953,006,468,702.76
  5. Step 5: Solve for x
    x = 953,006,468,702.76/1,107,167.13
  6. Step 6: Final answer
    x = 860,761.17

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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.