Home / 1,398,885.12-1,930,625.28-795,363.84

Finding the Fourth Proportional to 1,398,885.12, 1,930,625.28 and 795,363.84

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Solution

The fourth proportional to 1,398,885.12, 1,930,625.28 and 795,363.84 is: 1,097,695.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,885.12 : 1,930,625.28 = 795,363.84 : x
  2. Step 2: Convert to fraction form
    1,398,885.12/1,930,625.28 = 795,363.84/x
  3. Step 3: Cross multiply
    1,398,885.12x = 1,930,625.28 × 795,363.84
  4. Step 4: Simplify right side
    1,398,885.12x = 1,535,549,536,301.88
  5. Step 5: Solve for x
    x = 1,535,549,536,301.88/1,398,885.12
  6. Step 6: Final answer
    x = 1,097,695.24

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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.