Home / 1,816,345.34-2,506,753.43-1,000,632.61

Finding the Fourth Proportional to 1,816,345.34, 2,506,753.43 and 1,000,632.61

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Solution

The fourth proportional to 1,816,345.34, 2,506,753.43 and 1,000,632.61 is: 1,380,981.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,345.34 : 2,506,753.43 = 1,000,632.61 : x
  2. Step 2: Convert to fraction form
    1,816,345.34/2,506,753.43 = 1,000,632.61/x
  3. Step 3: Cross multiply
    1,816,345.34x = 2,506,753.43 × 1,000,632.61
  4. Step 4: Simplify right side
    1,816,345.34x = 2,508,339,223,522.05
  5. Step 5: Solve for x
    x = 2,508,339,223,522.05/1,816,345.34
  6. Step 6: Final answer
    x = 1,380,981.46

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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.