Home / 1,068,298.89-1,601,341.07-668,020.92

Finding the Fourth Proportional to 1,068,298.89, 1,601,341.07 and 668,020.92

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Solution

The fourth proportional to 1,068,298.89, 1,601,341.07 and 668,020.92 is: 1,001,338.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,298.89 : 1,601,341.07 = 668,020.92 : x
  2. Step 2: Convert to fraction form
    1,068,298.89/1,601,341.07 = 668,020.92/x
  3. Step 3: Cross multiply
    1,068,298.89x = 1,601,341.07 × 668,020.92
  4. Step 4: Simplify right side
    1,068,298.89x = 1,069,729,331,475.08
  5. Step 5: Solve for x
    x = 1,069,729,331,475.08/1,068,298.89
  6. Step 6: Final answer
    x = 1,001,338.99

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.