Home / 2,068,326.80-3,102,587.40-648,429.20

Finding the Fourth Proportional to 2,068,326.80, 3,102,587.40 and 648,429.20

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Solution

The fourth proportional to 2,068,326.80, 3,102,587.40 and 648,429.20 is: 972,674.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,326.80 : 3,102,587.40 = 648,429.20 : x
  2. Step 2: Convert to fraction form
    2,068,326.80/3,102,587.40 = 648,429.20/x
  3. Step 3: Cross multiply
    2,068,326.80x = 3,102,587.40 × 648,429.20
  4. Step 4: Simplify right side
    2,068,326.80x = 2,011,808,265,712.08
  5. Step 5: Solve for x
    x = 2,011,808,265,712.08/2,068,326.80
  6. Step 6: Final answer
    x = 972,674.27

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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.