Home / 2,488,693.60-3,733,040.40-1,228,981.60

Finding the Fourth Proportional to 2,488,693.60, 3,733,040.40 and 1,228,981.60

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Solution

The fourth proportional to 2,488,693.60, 3,733,040.40 and 1,228,981.60 is: 1,843,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,693.60 : 3,733,040.40 = 1,228,981.60 : x
  2. Step 2: Convert to fraction form
    2,488,693.60/3,733,040.40 = 1,228,981.60/x
  3. Step 3: Cross multiply
    2,488,693.60x = 3,733,040.40 × 1,228,981.60
  4. Step 4: Simplify right side
    2,488,693.60x = 4,587,837,963,656.64
  5. Step 5: Solve for x
    x = 4,587,837,963,656.64/2,488,693.60
  6. Step 6: Final answer
    x = 1,843,472.40

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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.