Home / 1,406,957.01-2,110,436.31-988,102.77

Finding the Fourth Proportional to 1,406,957.01, 2,110,436.31 and 988,102.77

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Solution

The fourth proportional to 1,406,957.01, 2,110,436.31 and 988,102.77 is: 1,482,154.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,957.01 : 2,110,436.31 = 988,102.77 : x
  2. Step 2: Convert to fraction form
    1,406,957.01/2,110,436.31 = 988,102.77/x
  3. Step 3: Cross multiply
    1,406,957.01x = 2,110,436.31 × 988,102.77
  4. Step 4: Simplify right side
    1,406,957.01x = 2,085,327,963,819.58
  5. Step 5: Solve for x
    x = 2,085,327,963,819.58/1,406,957.01
  6. Step 6: Final answer
    x = 1,482,154.71

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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.