Home / 934,718.48-1,400,744.28-720,676.88

Finding the Fourth Proportional to 934,718.48, 1,400,744.28 and 720,676.88

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Solution

The fourth proportional to 934,718.48, 1,400,744.28 and 720,676.88 is: 1,079,987.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,718.48 : 1,400,744.28 = 720,676.88 : x
  2. Step 2: Convert to fraction form
    934,718.48/1,400,744.28 = 720,676.88/x
  3. Step 3: Cross multiply
    934,718.48x = 1,400,744.28 × 720,676.88
  4. Step 4: Simplify right side
    934,718.48x = 1,009,484,017,388.25
  5. Step 5: Solve for x
    x = 1,009,484,017,388.25/934,718.48
  6. Step 6: Final answer
    x = 1,079,987.23

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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.