Home / 1,186,165.20-1,776,828.60-735,502.80

Finding the Fourth Proportional to 1,186,165.20, 1,776,828.60 and 735,502.80

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Solution

The fourth proportional to 1,186,165.20, 1,776,828.60 and 735,502.80 is: 1,101,754.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,165.20 : 1,776,828.60 = 735,502.80 : x
  2. Step 2: Convert to fraction form
    1,186,165.20/1,776,828.60 = 735,502.80/x
  3. Step 3: Cross multiply
    1,186,165.20x = 1,776,828.60 × 735,502.80
  4. Step 4: Simplify right side
    1,186,165.20x = 1,306,862,410,420.08
  5. Step 5: Solve for x
    x = 1,306,862,410,420.08/1,186,165.20
  6. Step 6: Final answer
    x = 1,101,754.13

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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.