Home / 977,010.40-1,465,861.20-942,450.40

Finding the Fourth Proportional to 977,010.40, 1,465,861.20 and 942,450.40

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Solution

The fourth proportional to 977,010.40, 1,465,861.20 and 942,450.40 is: 1,414,008.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,010.40 : 1,465,861.20 = 942,450.40 : x
  2. Step 2: Convert to fraction form
    977,010.40/1,465,861.20 = 942,450.40/x
  3. Step 3: Cross multiply
    977,010.40x = 1,465,861.20 × 942,450.40
  4. Step 4: Simplify right side
    977,010.40x = 1,381,501,474,284.48
  5. Step 5: Solve for x
    x = 1,381,501,474,284.48/977,010.40
  6. Step 6: Final answer
    x = 1,414,008.98

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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.