Home / 1,357,893.92-1,873,114.13-847,710.56

Finding the Fourth Proportional to 1,357,893.92, 1,873,114.13 and 847,710.56

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Solution

The fourth proportional to 1,357,893.92, 1,873,114.13 and 847,710.56 is: 1,169,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,893.92 : 1,873,114.13 = 847,710.56 : x
  2. Step 2: Convert to fraction form
    1,357,893.92/1,873,114.13 = 847,710.56/x
  3. Step 3: Cross multiply
    1,357,893.92x = 1,873,114.13 × 847,710.56
  4. Step 4: Simplify right side
    1,357,893.92x = 1,587,858,634,888.27
  5. Step 5: Solve for x
    x = 1,587,858,634,888.27/1,357,893.92
  6. Step 6: Final answer
    x = 1,169,353.96

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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.