Home / 2,038,920.45-2,814,337.47-1,313,765.92

Finding the Fourth Proportional to 2,038,920.45, 2,814,337.47 and 1,313,765.92

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Solution

The fourth proportional to 2,038,920.45, 2,814,337.47 and 1,313,765.92 is: 1,813,401.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038,920.45 : 2,814,337.47 = 1,313,765.92 : x
  2. Step 2: Convert to fraction form
    2,038,920.45/2,814,337.47 = 1,313,765.92/x
  3. Step 3: Cross multiply
    2,038,920.45x = 2,814,337.47 × 1,313,765.92
  4. Step 4: Simplify right side
    2,038,920.45x = 3,697,380,655,465.02
  5. Step 5: Solve for x
    x = 3,697,380,655,465.02/2,038,920.45
  6. Step 6: Final answer
    x = 1,813,401.14

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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.