Home / 1,925,005.60-2,887,897.20-662,960.80

Finding the Fourth Proportional to 1,925,005.60, 2,887,897.20 and 662,960.80

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Solution

The fourth proportional to 1,925,005.60, 2,887,897.20 and 662,960.80 is: 994,575.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,005.60 : 2,887,897.20 = 662,960.80 : x
  2. Step 2: Convert to fraction form
    1,925,005.60/2,887,897.20 = 662,960.80/x
  3. Step 3: Cross multiply
    1,925,005.60x = 2,887,897.20 × 662,960.80
  4. Step 4: Simplify right side
    1,925,005.60x = 1,914,562,638,029.76
  5. Step 5: Solve for x
    x = 1,914,562,638,029.76/1,925,005.60
  6. Step 6: Final answer
    x = 994,575.10

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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.