Home / 1,042,068-1,438,053.84-589,349.28

Finding the Fourth Proportional to 1,042,068, 1,438,053.84 and 589,349.28

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Solution

The fourth proportional to 1,042,068, 1,438,053.84 and 589,349.28 is: 813,302.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,068 : 1,438,053.84 = 589,349.28 : x
  2. Step 2: Convert to fraction form
    1,042,068/1,438,053.84 = 589,349.28/x
  3. Step 3: Cross multiply
    1,042,068x = 1,438,053.84 × 589,349.28
  4. Step 4: Simplify right side
    1,042,068x = 847,515,995,205.24
  5. Step 5: Solve for x
    x = 847,515,995,205.24/1,042,068
  6. Step 6: Final answer
    x = 813,302.01

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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.