Home / 1,407,010.20-2,111,499.45-608,864.55

Finding the Fourth Proportional to 1,407,010.20, 2,111,499.45 and 608,864.55

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Solution

The fourth proportional to 1,407,010.20, 2,111,499.45 and 608,864.55 is: 913,722.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,010.20 : 2,111,499.45 = 608,864.55 : x
  2. Step 2: Convert to fraction form
    1,407,010.20/2,111,499.45 = 608,864.55/x
  3. Step 3: Cross multiply
    1,407,010.20x = 2,111,499.45 × 608,864.55
  4. Step 4: Simplify right side
    1,407,010.20x = 1,285,617,162,449.50
  5. Step 5: Solve for x
    x = 1,285,617,162,449.50/1,407,010.20
  6. Step 6: Final answer
    x = 913,722.70

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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.