Home / 1,107,766.40-1,661,649.60-948,334.10

Finding the Fourth Proportional to 1,107,766.40, 1,661,649.60 and 948,334.10

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Solution

The fourth proportional to 1,107,766.40, 1,661,649.60 and 948,334.10 is: 1,422,501.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,766.40 : 1,661,649.60 = 948,334.10 : x
  2. Step 2: Convert to fraction form
    1,107,766.40/1,661,649.60 = 948,334.10/x
  3. Step 3: Cross multiply
    1,107,766.40x = 1,661,649.60 × 948,334.10
  4. Step 4: Simplify right side
    1,107,766.40x = 1,575,798,977,931.36
  5. Step 5: Solve for x
    x = 1,575,798,977,931.36/1,107,766.40
  6. Step 6: Final answer
    x = 1,422,501.15

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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.