Home / 1,179,688.46-1,627,457.74-749,737.89

Finding the Fourth Proportional to 1,179,688.46, 1,627,457.74 and 749,737.89

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Solution

The fourth proportional to 1,179,688.46, 1,627,457.74 and 749,737.89 is: 1,034,312.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,688.46 : 1,627,457.74 = 749,737.89 : x
  2. Step 2: Convert to fraction form
    1,179,688.46/1,627,457.74 = 749,737.89/x
  3. Step 3: Cross multiply
    1,179,688.46x = 1,627,457.74 × 749,737.89
  4. Step 4: Simplify right side
    1,179,688.46x = 1,220,166,730,177.42
  5. Step 5: Solve for x
    x = 1,220,166,730,177.42/1,179,688.46
  6. Step 6: Final answer
    x = 1,034,312.68

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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.