Home / 1,473,740.89-2,033,748.08-820,356.55

Finding the Fourth Proportional to 1,473,740.89, 2,033,748.08 and 820,356.55

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Solution

The fourth proportional to 1,473,740.89, 2,033,748.08 and 820,356.55 is: 1,132,084.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,740.89 : 2,033,748.08 = 820,356.55 : x
  2. Step 2: Convert to fraction form
    1,473,740.89/2,033,748.08 = 820,356.55/x
  3. Step 3: Cross multiply
    1,473,740.89x = 2,033,748.08 × 820,356.55
  4. Step 4: Simplify right side
    1,473,740.89x = 1,668,398,554,376.14
  5. Step 5: Solve for x
    x = 1,668,398,554,376.14/1,473,740.89
  6. Step 6: Final answer
    x = 1,132,084.05

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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.