Home / 787,595.10-1,181,392.65-731,607.90

Finding the Fourth Proportional to 787,595.10, 1,181,392.65 and 731,607.90

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Solution

The fourth proportional to 787,595.10, 1,181,392.65 and 731,607.90 is: 1,097,411.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,595.10 : 1,181,392.65 = 731,607.90 : x
  2. Step 2: Convert to fraction form
    787,595.10/1,181,392.65 = 731,607.90/x
  3. Step 3: Cross multiply
    787,595.10x = 1,181,392.65 × 731,607.90
  4. Step 4: Simplify right side
    787,595.10x = 864,316,195,741.94
  5. Step 5: Solve for x
    x = 864,316,195,741.94/787,595.10
  6. Step 6: Final answer
    x = 1,097,411.85

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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.