Home / 4,301,385.60-6,452,078.40-1,778,851.20

Finding the Fourth Proportional to 4,301,385.60, 6,452,078.40 and 1,778,851.20

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Solution

The fourth proportional to 4,301,385.60, 6,452,078.40 and 1,778,851.20 is: 2,668,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,301,385.60 : 6,452,078.40 = 1,778,851.20 : x
  2. Step 2: Convert to fraction form
    4,301,385.60/6,452,078.40 = 1,778,851.20/x
  3. Step 3: Cross multiply
    4,301,385.60x = 6,452,078.40 × 1,778,851.20
  4. Step 4: Simplify right side
    4,301,385.60x = 11,477,287,404,334.08
  5. Step 5: Solve for x
    x = 11,477,287,404,334.08/4,301,385.60
  6. Step 6: Final answer
    x = 2,668,276.80

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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.