Home / 1,118,397.60-1,543,406.27-609,099.57

Finding the Fourth Proportional to 1,118,397.60, 1,543,406.27 and 609,099.57

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Solution

The fourth proportional to 1,118,397.60, 1,543,406.27 and 609,099.57 is: 840,566.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,397.60 : 1,543,406.27 = 609,099.57 : x
  2. Step 2: Convert to fraction form
    1,118,397.60/1,543,406.27 = 609,099.57/x
  3. Step 3: Cross multiply
    1,118,397.60x = 1,543,406.27 × 609,099.57
  4. Step 4: Simplify right side
    1,118,397.60x = 940,088,092,346.81
  5. Step 5: Solve for x
    x = 940,088,092,346.81/1,118,397.60
  6. Step 6: Final answer
    x = 840,566.98

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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.