Home / 4,307,809.64-6,461,781.89-1,275,483.11

Finding the Fourth Proportional to 4,307,809.64, 6,461,781.89 and 1,275,483.11

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Solution

The fourth proportional to 4,307,809.64, 6,461,781.89 and 1,275,483.11 is: 1,913,244.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307,809.64 : 6,461,781.89 = 1,275,483.11 : x
  2. Step 2: Convert to fraction form
    4,307,809.64/6,461,781.89 = 1,275,483.11/x
  3. Step 3: Cross multiply
    4,307,809.64x = 6,461,781.89 × 1,275,483.11
  4. Step 4: Simplify right side
    4,307,809.64x = 8,241,893,622,512.55
  5. Step 5: Solve for x
    x = 8,241,893,622,512.55/4,307,809.64
  6. Step 6: Final answer
    x = 1,913,244.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.