Home / 1,030,510.96-1,422,187.68-571,670.80

Finding the Fourth Proportional to 1,030,510.96, 1,422,187.68 and 571,670.80

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Solution

The fourth proportional to 1,030,510.96, 1,422,187.68 and 571,670.80 is: 788,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,510.96 : 1,422,187.68 = 571,670.80 : x
  2. Step 2: Convert to fraction form
    1,030,510.96/1,422,187.68 = 571,670.80/x
  3. Step 3: Cross multiply
    1,030,510.96x = 1,422,187.68 × 571,670.80
  4. Step 4: Simplify right side
    1,030,510.96x = 813,023,168,775.74
  5. Step 5: Solve for x
    x = 813,023,168,775.74/1,030,510.96
  6. Step 6: Final answer
    x = 788,951.50

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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.