Home / 3,113,528.76-4,296,572.20-1,825,227.18

Finding the Fourth Proportional to 3,113,528.76, 4,296,572.20 and 1,825,227.18

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Solution

The fourth proportional to 3,113,528.76, 4,296,572.20 and 1,825,227.18 is: 2,518,756.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,528.76 : 4,296,572.20 = 1,825,227.18 : x
  2. Step 2: Convert to fraction form
    3,113,528.76/4,296,572.20 = 1,825,227.18/x
  3. Step 3: Cross multiply
    3,113,528.76x = 4,296,572.20 × 1,825,227.18
  4. Step 4: Simplify right side
    3,113,528.76x = 7,842,220,360,272.40
  5. Step 5: Solve for x
    x = 7,842,220,360,272.40/3,113,528.76
  6. Step 6: Final answer
    x = 2,518,756.36

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Double scale
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1.5x scale

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.