Home / 1,617,659.60-2,424,934.20-1,257,630.80

Finding the Fourth Proportional to 1,617,659.60, 2,424,934.20 and 1,257,630.80

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Solution

The fourth proportional to 1,617,659.60, 2,424,934.20 and 1,257,630.80 is: 1,885,237.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,659.60 : 2,424,934.20 = 1,257,630.80 : x
  2. Step 2: Convert to fraction form
    1,617,659.60/2,424,934.20 = 1,257,630.80/x
  3. Step 3: Cross multiply
    1,617,659.60x = 2,424,934.20 × 1,257,630.80
  4. Step 4: Simplify right side
    1,617,659.60x = 3,049,671,937,893.36
  5. Step 5: Solve for x
    x = 3,049,671,937,893.36/1,617,659.60
  6. Step 6: Final answer
    x = 1,885,237.13

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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.