Home / 1,117,856.03-1,542,842.63-658,943.43

Finding the Fourth Proportional to 1,117,856.03, 1,542,842.63 and 658,943.43

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Solution

The fourth proportional to 1,117,856.03, 1,542,842.63 and 658,943.43 is: 909,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,856.03 : 1,542,842.63 = 658,943.43 : x
  2. Step 2: Convert to fraction form
    1,117,856.03/1,542,842.63 = 658,943.43/x
  3. Step 3: Cross multiply
    1,117,856.03x = 1,542,842.63 × 658,943.43
  4. Step 4: Simplify right side
    1,117,856.03x = 1,016,646,011,267.70
  5. Step 5: Solve for x
    x = 1,016,646,011,267.70/1,117,856.03
  6. Step 6: Final answer
    x = 909,460.60

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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.