Home / 1,307,431.62-1,956,928.95-675,476.10

Finding the Fourth Proportional to 1,307,431.62, 1,956,928.95 and 675,476.10

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Solution

The fourth proportional to 1,307,431.62, 1,956,928.95 and 675,476.10 is: 1,011,034.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,431.62 : 1,956,928.95 = 675,476.10 : x
  2. Step 2: Convert to fraction form
    1,307,431.62/1,956,928.95 = 675,476.10/x
  3. Step 3: Cross multiply
    1,307,431.62x = 1,956,928.95 × 675,476.10
  4. Step 4: Simplify right side
    1,307,431.62x = 1,321,858,735,123.10
  5. Step 5: Solve for x
    x = 1,321,858,735,123.10/1,307,431.62
  6. Step 6: Final answer
    x = 1,011,034.70

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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.