Home / 1,631,445.71-2,251,664.73-1,359,082.19

Finding the Fourth Proportional to 1,631,445.71, 2,251,664.73 and 1,359,082.19

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Solution

The fourth proportional to 1,631,445.71, 2,251,664.73 and 1,359,082.19 is: 1,875,758.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,445.71 : 2,251,664.73 = 1,359,082.19 : x
  2. Step 2: Convert to fraction form
    1,631,445.71/2,251,664.73 = 1,359,082.19/x
  3. Step 3: Cross multiply
    1,631,445.71x = 2,251,664.73 × 1,359,082.19
  4. Step 4: Simplify right side
    1,631,445.71x = 3,060,197,438,023.32
  5. Step 5: Solve for x
    x = 3,060,197,438,023.32/1,631,445.71
  6. Step 6: Final answer
    x = 1,875,758.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.