Home / 1,018,868.76-1,406,218.14-589,080.60

Finding the Fourth Proportional to 1,018,868.76, 1,406,218.14 and 589,080.60

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Solution

The fourth proportional to 1,018,868.76, 1,406,218.14 and 589,080.60 is: 813,034.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,868.76 : 1,406,218.14 = 589,080.60 : x
  2. Step 2: Convert to fraction form
    1,018,868.76/1,406,218.14 = 589,080.60/x
  3. Step 3: Cross multiply
    1,018,868.76x = 1,406,218.14 × 589,080.60
  4. Step 4: Simplify right side
    1,018,868.76x = 828,375,825,642.08
  5. Step 5: Solve for x
    x = 828,375,825,642.08/1,018,868.76
  6. Step 6: Final answer
    x = 813,034.87

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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.