Home / 2,608,697.40-3,911,102.10-1,347,430.20

Finding the Fourth Proportional to 2,608,697.40, 3,911,102.10 and 1,347,430.20

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Solution

The fourth proportional to 2,608,697.40, 3,911,102.10 and 1,347,430.20 is: 2,020,141.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,697.40 : 3,911,102.10 = 1,347,430.20 : x
  2. Step 2: Convert to fraction form
    2,608,697.40/3,911,102.10 = 1,347,430.20/x
  3. Step 3: Cross multiply
    2,608,697.40x = 3,911,102.10 × 1,347,430.20
  4. Step 4: Simplify right side
    2,608,697.40x = 5,269,937,084,823.42
  5. Step 5: Solve for x
    x = 5,269,937,084,823.42/2,608,697.40
  6. Step 6: Final answer
    x = 2,020,141.20

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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.