Home / 1,386,900.80-2,079,199.20-588,795.20

Finding the Fourth Proportional to 1,386,900.80, 2,079,199.20 and 588,795.20

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Solution

The fourth proportional to 1,386,900.80, 2,079,199.20 and 588,795.20 is: 882,703.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,900.80 : 2,079,199.20 = 588,795.20 : x
  2. Step 2: Convert to fraction form
    1,386,900.80/2,079,199.20 = 588,795.20/x
  3. Step 3: Cross multiply
    1,386,900.80x = 2,079,199.20 × 588,795.20
  4. Step 4: Simplify right side
    1,386,900.80x = 1,224,222,508,803.84
  5. Step 5: Solve for x
    x = 1,224,222,508,803.84/1,386,900.80
  6. Step 6: Final answer
    x = 882,703.73

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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.