Home / 2,068,598.40-3,102,897.60-1,359,427.20

Finding the Fourth Proportional to 2,068,598.40, 3,102,897.60 and 1,359,427.20

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Solution

The fourth proportional to 2,068,598.40, 3,102,897.60 and 1,359,427.20 is: 2,039,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,598.40 : 3,102,897.60 = 1,359,427.20 : x
  2. Step 2: Convert to fraction form
    2,068,598.40/3,102,897.60 = 1,359,427.20/x
  3. Step 3: Cross multiply
    2,068,598.40x = 3,102,897.60 × 1,359,427.20
  4. Step 4: Simplify right side
    2,068,598.40x = 4,218,163,396,254.72
  5. Step 5: Solve for x
    x = 4,218,163,396,254.72/2,068,598.40
  6. Step 6: Final answer
    x = 2,039,140.80

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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.