Home / 1,151,133.27-1,727,897.54-847,869.86

Finding the Fourth Proportional to 1,151,133.27, 1,727,897.54 and 847,869.86

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Solution

The fourth proportional to 1,151,133.27, 1,727,897.54 and 847,869.86 is: 1,272,686.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,133.27 : 1,727,897.54 = 847,869.86 : x
  2. Step 2: Convert to fraction form
    1,151,133.27/1,727,897.54 = 847,869.86/x
  3. Step 3: Cross multiply
    1,151,133.27x = 1,727,897.54 × 847,869.86
  4. Step 4: Simplify right side
    1,151,133.27x = 1,465,032,241,550.07
  5. Step 5: Solve for x
    x = 1,465,032,241,550.07/1,151,133.27
  6. Step 6: Final answer
    x = 1,272,686.91

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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.