Home / 2,127,269.20-3,190,931.56-707,325.28

Finding the Fourth Proportional to 2,127,269.20, 3,190,931.56 and 707,325.28

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Solution

The fourth proportional to 2,127,269.20, 3,190,931.56 and 707,325.28 is: 1,060,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,269.20 : 3,190,931.56 = 707,325.28 : x
  2. Step 2: Convert to fraction form
    2,127,269.20/3,190,931.56 = 707,325.28/x
  3. Step 3: Cross multiply
    2,127,269.20x = 3,190,931.56 × 707,325.28
  4. Step 4: Simplify right side
    2,127,269.20x = 2,257,026,559,137.84
  5. Step 5: Solve for x
    x = 2,257,026,559,137.84/2,127,269.20
  6. Step 6: Final answer
    x = 1,060,997.15

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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.