Home / 1,567,808.90-2,351,130.15-620,983.70

Finding the Fourth Proportional to 1,567,808.90, 2,351,130.15 and 620,983.70

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Solution

The fourth proportional to 1,567,808.90, 2,351,130.15 and 620,983.70 is: 931,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,808.90 : 2,351,130.15 = 620,983.70 : x
  2. Step 2: Convert to fraction form
    1,567,808.90/2,351,130.15 = 620,983.70/x
  3. Step 3: Cross multiply
    1,567,808.90x = 2,351,130.15 × 620,983.70
  4. Step 4: Simplify right side
    1,567,808.90x = 1,460,013,499,728.56
  5. Step 5: Solve for x
    x = 1,460,013,499,728.56/1,567,808.90
  6. Step 6: Final answer
    x = 931,244.55

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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.