Home / 1,660,045.60-2,488,100.10-1,490,771.80

Finding the Fourth Proportional to 1,660,045.60, 2,488,100.10 and 1,490,771.80

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Solution

The fourth proportional to 1,660,045.60, 2,488,100.10 and 1,490,771.80 is: 2,234,390.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,045.60 : 2,488,100.10 = 1,490,771.80 : x
  2. Step 2: Convert to fraction form
    1,660,045.60/2,488,100.10 = 1,490,771.80/x
  3. Step 3: Cross multiply
    1,660,045.60x = 2,488,100.10 × 1,490,771.80
  4. Step 4: Simplify right side
    1,660,045.60x = 3,709,189,464,657.18
  5. Step 5: Solve for x
    x = 3,709,189,464,657.18/1,660,045.60
  6. Step 6: Final answer
    x = 2,234,390.11

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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.