Home / 1,028,534.91-1,536,547.67-665,750.49

Finding the Fourth Proportional to 1,028,534.91, 1,536,547.67 and 665,750.49

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Solution

The fourth proportional to 1,028,534.91, 1,536,547.67 and 665,750.49 is: 994,577.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,534.91 : 1,536,547.67 = 665,750.49 : x
  2. Step 2: Convert to fraction form
    1,028,534.91/1,536,547.67 = 665,750.49/x
  3. Step 3: Cross multiply
    1,028,534.91x = 1,536,547.67 × 665,750.49
  4. Step 4: Simplify right side
    1,028,534.91x = 1,022,957,360,882.11
  5. Step 5: Solve for x
    x = 1,022,957,360,882.11/1,028,534.91
  6. Step 6: Final answer
    x = 994,577.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.