Home / 1,609,612.68-2,221,264.83-884,507.16

Finding the Fourth Proportional to 1,609,612.68, 2,221,264.83 and 884,507.16

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Solution

The fourth proportional to 1,609,612.68, 2,221,264.83 and 884,507.16 is: 1,220,619.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,612.68 : 2,221,264.83 = 884,507.16 : x
  2. Step 2: Convert to fraction form
    1,609,612.68/2,221,264.83 = 884,507.16/x
  3. Step 3: Cross multiply
    1,609,612.68x = 2,221,264.83 × 884,507.16
  4. Step 4: Simplify right side
    1,609,612.68x = 1,964,724,646,391.18
  5. Step 5: Solve for x
    x = 1,964,724,646,391.18/1,609,612.68
  6. Step 6: Final answer
    x = 1,220,619.51

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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.