Home / 1,651,577.76-2,279,652.48-1,070,779.68

Finding the Fourth Proportional to 1,651,577.76, 2,279,652.48 and 1,070,779.68

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Solution

The fourth proportional to 1,651,577.76, 2,279,652.48 and 1,070,779.68 is: 1,477,984.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,577.76 : 2,279,652.48 = 1,070,779.68 : x
  2. Step 2: Convert to fraction form
    1,651,577.76/2,279,652.48 = 1,070,779.68/x
  3. Step 3: Cross multiply
    1,651,577.76x = 2,279,652.48 × 1,070,779.68
  4. Step 4: Simplify right side
    1,651,577.76x = 2,441,005,553,045.61
  5. Step 5: Solve for x
    x = 2,441,005,553,045.61/1,651,577.76
  6. Step 6: Final answer
    x = 1,477,984.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.