Home / 2,077,432.85-3,115,566.08-657,924.05

Finding the Fourth Proportional to 2,077,432.85, 3,115,566.08 and 657,924.05

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Solution

The fourth proportional to 2,077,432.85, 3,115,566.08 and 657,924.05 is: 986,701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,432.85 : 3,115,566.08 = 657,924.05 : x
  2. Step 2: Convert to fraction form
    2,077,432.85/3,115,566.08 = 657,924.05/x
  3. Step 3: Cross multiply
    2,077,432.85x = 3,115,566.08 × 657,924.05
  4. Step 4: Simplify right side
    2,077,432.85x = 2,049,805,850,106.60
  5. Step 5: Solve for x
    x = 2,049,805,850,106.60/2,077,432.85
  6. Step 6: Final answer
    x = 986,701.38

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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.