Home / 1,609,881.18-2,415,928.98-663,251.88

Finding the Fourth Proportional to 1,609,881.18, 2,415,928.98 and 663,251.88

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Solution

The fourth proportional to 1,609,881.18, 2,415,928.98 and 663,251.88 is: 995,333.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,881.18 : 2,415,928.98 = 663,251.88 : x
  2. Step 2: Convert to fraction form
    1,609,881.18/2,415,928.98 = 663,251.88/x
  3. Step 3: Cross multiply
    1,609,881.18x = 2,415,928.98 × 663,251.88
  4. Step 4: Simplify right side
    1,609,881.18x = 1,602,369,437,931.48
  5. Step 5: Solve for x
    x = 1,602,369,437,931.48/1,609,881.18
  6. Step 6: Final answer
    x = 995,333.98

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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.