Home / 3,280,528.90-4,920,793.35-1,036,666.90

Finding the Fourth Proportional to 3,280,528.90, 4,920,793.35 and 1,036,666.90

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Solution

The fourth proportional to 3,280,528.90, 4,920,793.35 and 1,036,666.90 is: 1,555,000.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,528.90 : 4,920,793.35 = 1,036,666.90 : x
  2. Step 2: Convert to fraction form
    3,280,528.90/4,920,793.35 = 1,036,666.90/x
  3. Step 3: Cross multiply
    3,280,528.90x = 4,920,793.35 × 1,036,666.90
  4. Step 4: Simplify right side
    3,280,528.90x = 5,101,223,587,685.11
  5. Step 5: Solve for x
    x = 5,101,223,587,685.11/3,280,528.90
  6. Step 6: Final answer
    x = 1,555,000.35

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1.5x scale

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.