Home / 1,154,323.74-1,731,436.38-1,127,292.42

Finding the Fourth Proportional to 1,154,323.74, 1,731,436.38 and 1,127,292.42

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Solution

The fourth proportional to 1,154,323.74, 1,731,436.38 and 1,127,292.42 is: 1,690,890.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,323.74 : 1,731,436.38 = 1,127,292.42 : x
  2. Step 2: Convert to fraction form
    1,154,323.74/1,731,436.38 = 1,127,292.42/x
  3. Step 3: Cross multiply
    1,154,323.74x = 1,731,436.38 × 1,127,292.42
  4. Step 4: Simplify right side
    1,154,323.74x = 1,951,835,106,886.24
  5. Step 5: Solve for x
    x = 1,951,835,106,886.24/1,154,323.74
  6. Step 6: Final answer
    x = 1,690,890.55

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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.