Home / 1,567,123.90-2,350,945.05-668,995.90

Finding the Fourth Proportional to 1,567,123.90, 2,350,945.05 and 668,995.90

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Solution

The fourth proportional to 1,567,123.90, 2,350,945.05 and 668,995.90 is: 1,003,604.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,123.90 : 2,350,945.05 = 668,995.90 : x
  2. Step 2: Convert to fraction form
    1,567,123.90/2,350,945.05 = 668,995.90/x
  3. Step 3: Cross multiply
    1,567,123.90x = 2,350,945.05 × 668,995.90
  4. Step 4: Simplify right side
    1,567,123.90x = 1,572,772,599,575.30
  5. Step 5: Solve for x
    x = 1,572,772,599,575.30/1,567,123.90
  6. Step 6: Final answer
    x = 1,003,604.50

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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.