Home / 1,091,248.05-1,505,400.72-847,864.92

Finding the Fourth Proportional to 1,091,248.05, 1,505,400.72 and 847,864.92

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Solution

The fourth proportional to 1,091,248.05, 1,505,400.72 and 847,864.92 is: 1,169,648.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,248.05 : 1,505,400.72 = 847,864.92 : x
  2. Step 2: Convert to fraction form
    1,091,248.05/1,505,400.72 = 847,864.92/x
  3. Step 3: Cross multiply
    1,091,248.05x = 1,505,400.72 × 847,864.92
  4. Step 4: Simplify right side
    1,091,248.05x = 1,276,376,461,030.74
  5. Step 5: Solve for x
    x = 1,276,376,461,030.74/1,091,248.05
  6. Step 6: Final answer
    x = 1,169,648.33

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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.