Home / 4,927,200.40-7,398,403.80-2,687,712.40

Finding the Fourth Proportional to 4,927,200.40, 7,398,403.80 and 2,687,712.40

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Solution

The fourth proportional to 4,927,200.40, 7,398,403.80 and 2,687,712.40 is: 4,035,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927,200.40 : 7,398,403.80 = 2,687,712.40 : x
  2. Step 2: Convert to fraction form
    4,927,200.40/7,398,403.80 = 2,687,712.40/x
  3. Step 3: Cross multiply
    4,927,200.40x = 7,398,403.80 × 2,687,712.40
  4. Step 4: Simplify right side
    4,927,200.40x = 19,884,781,633,467.12
  5. Step 5: Solve for x
    x = 19,884,781,633,467.12/4,927,200.40
  6. Step 6: Final answer
    x = 4,035,716.03

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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.