Home / 1,178,035.92-1,625,646.90-719,916.93

Finding the Fourth Proportional to 1,178,035.92, 1,625,646.90 and 719,916.93

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Solution

The fourth proportional to 1,178,035.92, 1,625,646.90 and 719,916.93 is: 993,459.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,035.92 : 1,625,646.90 = 719,916.93 : x
  2. Step 2: Convert to fraction form
    1,178,035.92/1,625,646.90 = 719,916.93/x
  3. Step 3: Cross multiply
    1,178,035.92x = 1,625,646.90 × 719,916.93
  4. Step 4: Simplify right side
    1,178,035.92x = 1,170,330,725,512.02
  5. Step 5: Solve for x
    x = 1,170,330,725,512.02/1,178,035.92
  6. Step 6: Final answer
    x = 993,459.29

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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.