Home / 1,301,216.90-1,950,270.15-669,805.70

Finding the Fourth Proportional to 1,301,216.90, 1,950,270.15 and 669,805.70

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Solution

The fourth proportional to 1,301,216.90, 1,950,270.15 and 669,805.70 is: 1,003,908.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,216.90 : 1,950,270.15 = 669,805.70 : x
  2. Step 2: Convert to fraction form
    1,301,216.90/1,950,270.15 = 669,805.70/x
  3. Step 3: Cross multiply
    1,301,216.90x = 1,950,270.15 × 669,805.70
  4. Step 4: Simplify right side
    1,301,216.90x = 1,306,302,063,009.85
  5. Step 5: Solve for x
    x = 1,306,302,063,009.85/1,301,216.90
  6. Step 6: Final answer
    x = 1,003,908.01

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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.