Home / 1,316,167.92-1,816,353.72-807,384.24

Finding the Fourth Proportional to 1,316,167.92, 1,816,353.72 and 807,384.24

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Solution

The fourth proportional to 1,316,167.92, 1,816,353.72 and 807,384.24 is: 1,114,216.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,167.92 : 1,816,353.72 = 807,384.24 : x
  2. Step 2: Convert to fraction form
    1,316,167.92/1,816,353.72 = 807,384.24/x
  3. Step 3: Cross multiply
    1,316,167.92x = 1,816,353.72 × 807,384.24
  4. Step 4: Simplify right side
    1,316,167.92x = 1,466,495,367,793.37
  5. Step 5: Solve for x
    x = 1,466,495,367,793.37/1,316,167.92
  6. Step 6: Final answer
    x = 1,114,216.01

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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.