Home / 3,536,829.60-4,881,341.69-1,988,218.81

Finding the Fourth Proportional to 3,536,829.60, 4,881,341.69 and 1,988,218.81

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Solution

The fourth proportional to 3,536,829.60, 4,881,341.69 and 1,988,218.81 is: 2,744,032.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536,829.60 : 4,881,341.69 = 1,988,218.81 : x
  2. Step 2: Convert to fraction form
    3,536,829.60/4,881,341.69 = 1,988,218.81/x
  3. Step 3: Cross multiply
    3,536,829.60x = 4,881,341.69 × 1,988,218.81
  4. Step 4: Simplify right side
    3,536,829.60x = 9,705,175,366,095.19
  5. Step 5: Solve for x
    x = 9,705,175,366,095.19/3,536,829.60
  6. Step 6: Final answer
    x = 2,744,032.50

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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.