Home / 1,508,657.40-2,262,986.10-870,928.20

Finding the Fourth Proportional to 1,508,657.40, 2,262,986.10 and 870,928.20

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Solution

The fourth proportional to 1,508,657.40, 2,262,986.10 and 870,928.20 is: 1,306,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,657.40 : 2,262,986.10 = 870,928.20 : x
  2. Step 2: Convert to fraction form
    1,508,657.40/2,262,986.10 = 870,928.20/x
  3. Step 3: Cross multiply
    1,508,657.40x = 2,262,986.10 × 870,928.20
  4. Step 4: Simplify right side
    1,508,657.40x = 1,970,898,410,698.02
  5. Step 5: Solve for x
    x = 1,970,898,410,698.02/1,508,657.40
  6. Step 6: Final answer
    x = 1,306,392.30

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Similar ratio
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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.