Home / 1,371,548.08-2,055,534.90-764,312.19

Finding the Fourth Proportional to 1,371,548.08, 2,055,534.90 and 764,312.19

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Solution

The fourth proportional to 1,371,548.08, 2,055,534.90 and 764,312.19 is: 1,145,472.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,548.08 : 2,055,534.90 = 764,312.19 : x
  2. Step 2: Convert to fraction form
    1,371,548.08/2,055,534.90 = 764,312.19/x
  3. Step 3: Cross multiply
    1,371,548.08x = 2,055,534.90 × 764,312.19
  4. Step 4: Simplify right side
    1,371,548.08x = 1,571,070,381,040.43
  5. Step 5: Solve for x
    x = 1,571,070,381,040.43/1,371,548.08
  6. Step 6: Final answer
    x = 1,145,472.33

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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.