Home / 1,948,340.15-2,688,593.60-1,077,122.67

Finding the Fourth Proportional to 1,948,340.15, 2,688,593.60 and 1,077,122.67

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Solution

The fourth proportional to 1,948,340.15, 2,688,593.60 and 1,077,122.67 is: 1,486,365.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,340.15 : 2,688,593.60 = 1,077,122.67 : x
  2. Step 2: Convert to fraction form
    1,948,340.15/2,688,593.60 = 1,077,122.67/x
  3. Step 3: Cross multiply
    1,948,340.15x = 2,688,593.60 × 1,077,122.67
  4. Step 4: Simplify right side
    1,948,340.15x = 2,895,945,111,591.30
  5. Step 5: Solve for x
    x = 2,895,945,111,591.30/1,948,340.15
  6. Step 6: Final answer
    x = 1,486,365.26

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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.