Home / 3,884,155.89-5,360,454.35-2,142,166.06

Finding the Fourth Proportional to 3,884,155.89, 5,360,454.35 and 2,142,166.06

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Solution

The fourth proportional to 3,884,155.89, 5,360,454.35 and 2,142,166.06 is: 2,956,365.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884,155.89 : 5,360,454.35 = 2,142,166.06 : x
  2. Step 2: Convert to fraction form
    3,884,155.89/5,360,454.35 = 2,142,166.06/x
  3. Step 3: Cross multiply
    3,884,155.89x = 5,360,454.35 × 2,142,166.06
  4. Step 4: Simplify right side
    3,884,155.89x = 11,482,983,386,805.34
  5. Step 5: Solve for x
    x = 11,482,983,386,805.34/3,884,155.89
  6. Step 6: Final answer
    x = 2,956,365.22

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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.