Home / 1,019,387.18-1,406,596.83-589,707.29

Finding the Fourth Proportional to 1,019,387.18, 1,406,596.83 and 589,707.29

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Solution

The fourth proportional to 1,019,387.18, 1,406,596.83 and 589,707.29 is: 813,704.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,387.18 : 1,406,596.83 = 589,707.29 : x
  2. Step 2: Convert to fraction form
    1,019,387.18/1,406,596.83 = 589,707.29/x
  3. Step 3: Cross multiply
    1,019,387.18x = 1,406,596.83 × 589,707.29
  4. Step 4: Simplify right side
    1,019,387.18x = 829,480,397,708.91
  5. Step 5: Solve for x
    x = 829,480,397,708.91/1,019,387.18
  6. Step 6: Final answer
    x = 813,704.96

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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.