Home / 1,024,487.61-1,412,478.59-840,046.65

Finding the Fourth Proportional to 1,024,487.61, 1,412,478.59 and 840,046.65

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Solution

The fourth proportional to 1,024,487.61, 1,412,478.59 and 840,046.65 is: 1,158,186.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,487.61 : 1,412,478.59 = 840,046.65 : x
  2. Step 2: Convert to fraction form
    1,024,487.61/1,412,478.59 = 840,046.65/x
  3. Step 3: Cross multiply
    1,024,487.61x = 1,412,478.59 × 840,046.65
  4. Step 4: Simplify right side
    1,024,487.61x = 1,186,547,900,663.83
  5. Step 5: Solve for x
    x = 1,186,547,900,663.83/1,024,487.61
  6. Step 6: Final answer
    x = 1,158,186.68

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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.