Home / 2,989,841.40-4,126,077.36-1,700,648.64

Finding the Fourth Proportional to 2,989,841.40, 4,126,077.36 and 1,700,648.64

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Solution

The fourth proportional to 2,989,841.40, 4,126,077.36 and 1,700,648.64 is: 2,346,949.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,841.40 : 4,126,077.36 = 1,700,648.64 : x
  2. Step 2: Convert to fraction form
    2,989,841.40/4,126,077.36 = 1,700,648.64/x
  3. Step 3: Cross multiply
    2,989,841.40x = 4,126,077.36 × 1,700,648.64
  4. Step 4: Simplify right side
    2,989,841.40x = 7,017,007,850,818.79
  5. Step 5: Solve for x
    x = 7,017,007,850,818.79/2,989,841.40
  6. Step 6: Final answer
    x = 2,346,949.86

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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.