Home / 1,564,761.58-2,347,142.40-854,402.11

Finding the Fourth Proportional to 1,564,761.58, 2,347,142.40 and 854,402.11

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Solution

The fourth proportional to 1,564,761.58, 2,347,142.40 and 854,402.11 is: 1,281,603.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,761.58 : 2,347,142.40 = 854,402.11 : x
  2. Step 2: Convert to fraction form
    1,564,761.58/2,347,142.40 = 854,402.11/x
  3. Step 3: Cross multiply
    1,564,761.58x = 2,347,142.40 × 854,402.11
  4. Step 4: Simplify right side
    1,564,761.58x = 2,005,403,413,162.61
  5. Step 5: Solve for x
    x = 2,005,403,413,162.61/1,564,761.58
  6. Step 6: Final answer
    x = 1,281,603.18

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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.