Home / 1,567,703.90-2,351,304.12-430,200.45

Finding the Fourth Proportional to 1,567,703.90, 2,351,304.12 and 430,200.45

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Solution

The fourth proportional to 1,567,703.90, 2,351,304.12 and 430,200.45 is: 645,231.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,703.90 : 2,351,304.12 = 430,200.45 : x
  2. Step 2: Convert to fraction form
    1,567,703.90/2,351,304.12 = 430,200.45/x
  3. Step 3: Cross multiply
    1,567,703.90x = 2,351,304.12 × 430,200.45
  4. Step 4: Simplify right side
    1,567,703.90x = 1,011,532,090,510.85
  5. Step 5: Solve for x
    x = 1,011,532,090,510.85/1,567,703.90
  6. Step 6: Final answer
    x = 645,231.60

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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.