Home / 988,404.60-1,482,606.90-651,898.20

Finding the Fourth Proportional to 988,404.60, 1,482,606.90 and 651,898.20

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Solution

The fourth proportional to 988,404.60, 1,482,606.90 and 651,898.20 is: 977,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,404.60 : 1,482,606.90 = 651,898.20 : x
  2. Step 2: Convert to fraction form
    988,404.60/1,482,606.90 = 651,898.20/x
  3. Step 3: Cross multiply
    988,404.60x = 1,482,606.90 × 651,898.20
  4. Step 4: Simplify right side
    988,404.60x = 966,508,769,417.58
  5. Step 5: Solve for x
    x = 966,508,769,417.58/988,404.60
  6. Step 6: Final answer
    x = 977,847.30

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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.