Home / 1,080,300.18-1,490,687.10-596,836.53

Finding the Fourth Proportional to 1,080,300.18, 1,490,687.10 and 596,836.53

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Solution

The fourth proportional to 1,080,300.18, 1,490,687.10 and 596,836.53 is: 823,564.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,300.18 : 1,490,687.10 = 596,836.53 : x
  2. Step 2: Convert to fraction form
    1,080,300.18/1,490,687.10 = 596,836.53/x
  3. Step 3: Cross multiply
    1,080,300.18x = 1,490,687.10 × 596,836.53
  4. Step 4: Simplify right side
    1,080,300.18x = 889,696,516,079.76
  5. Step 5: Solve for x
    x = 889,696,516,079.76/1,080,300.18
  6. Step 6: Final answer
    x = 823,564.17

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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.