Home / 1,538,885.42-2,308,374.90-527,993.12

Finding the Fourth Proportional to 1,538,885.42, 2,308,374.90 and 527,993.12

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Solution

The fourth proportional to 1,538,885.42, 2,308,374.90 and 527,993.12 is: 792,005.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,885.42 : 2,308,374.90 = 527,993.12 : x
  2. Step 2: Convert to fraction form
    1,538,885.42/2,308,374.90 = 527,993.12/x
  3. Step 3: Cross multiply
    1,538,885.42x = 2,308,374.90 × 527,993.12
  4. Step 4: Simplify right side
    1,538,885.42x = 1,218,806,054,038.81
  5. Step 5: Solve for x
    x = 1,218,806,054,038.81/1,538,885.42
  6. Step 6: Final answer
    x = 792,005.72

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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.