Home / 1,023,189.67-1,411,645.20-655,869.36

Finding the Fourth Proportional to 1,023,189.67, 1,411,645.20 and 655,869.36

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Solution

The fourth proportional to 1,023,189.67, 1,411,645.20 and 655,869.36 is: 904,871.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,189.67 : 1,411,645.20 = 655,869.36 : x
  2. Step 2: Convert to fraction form
    1,023,189.67/1,411,645.20 = 655,869.36/x
  3. Step 3: Cross multiply
    1,023,189.67x = 1,411,645.20 × 655,869.36
  4. Step 4: Simplify right side
    1,023,189.67x = 925,854,836,424.25
  5. Step 5: Solve for x
    x = 925,854,836,424.25/1,023,189.67
  6. Step 6: Final answer
    x = 904,871.17

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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.