Home / 2,990,941.20-4,486,411.80-2,034,347.40

Finding the Fourth Proportional to 2,990,941.20, 4,486,411.80 and 2,034,347.40

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Solution

The fourth proportional to 2,990,941.20, 4,486,411.80 and 2,034,347.40 is: 3,051,521.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,941.20 : 4,486,411.80 = 2,034,347.40 : x
  2. Step 2: Convert to fraction form
    2,990,941.20/4,486,411.80 = 2,034,347.40/x
  3. Step 3: Cross multiply
    2,990,941.20x = 4,486,411.80 × 2,034,347.40
  4. Step 4: Simplify right side
    2,990,941.20x = 9,126,920,180,659.32
  5. Step 5: Solve for x
    x = 9,126,920,180,659.32/2,990,941.20
  6. Step 6: Final answer
    x = 3,051,521.10

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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.