Home / 2,068,210.40-3,102,607.20-648,118.40

Finding the Fourth Proportional to 2,068,210.40, 3,102,607.20 and 648,118.40

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Solution

The fourth proportional to 2,068,210.40, 3,102,607.20 and 648,118.40 is: 972,268.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,210.40 : 3,102,607.20 = 648,118.40 : x
  2. Step 2: Convert to fraction form
    2,068,210.40/3,102,607.20 = 648,118.40/x
  3. Step 3: Cross multiply
    2,068,210.40x = 3,102,607.20 × 648,118.40
  4. Step 4: Simplify right side
    2,068,210.40x = 2,010,856,814,292.48
  5. Step 5: Solve for x
    x = 2,010,856,814,292.48/2,068,210.40
  6. Step 6: Final answer
    x = 972,268.98

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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.