Home / 3,130,519.67-4,695,549.82-1,000,031.75

Finding the Fourth Proportional to 3,130,519.67, 4,695,549.82 and 1,000,031.75

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Solution

The fourth proportional to 3,130,519.67, 4,695,549.82 and 1,000,031.75 is: 1,499,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,519.67 : 4,695,549.82 = 1,000,031.75 : x
  2. Step 2: Convert to fraction form
    3,130,519.67/4,695,549.82 = 1,000,031.75/x
  3. Step 3: Cross multiply
    3,130,519.67x = 4,695,549.82 × 1,000,031.75
  4. Step 4: Simplify right side
    3,130,519.67x = 4,695,698,903,706.79
  5. Step 5: Solve for x
    x = 4,695,698,903,706.79/3,130,519.67
  6. Step 6: Final answer
    x = 1,499,974.25

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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.