Home / 1,061,721.84-1,465,125.66-578,284.68

Finding the Fourth Proportional to 1,061,721.84, 1,465,125.66 and 578,284.68

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Solution

The fourth proportional to 1,061,721.84, 1,465,125.66 and 578,284.68 is: 798,005.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,721.84 : 1,465,125.66 = 578,284.68 : x
  2. Step 2: Convert to fraction form
    1,061,721.84/1,465,125.66 = 578,284.68/x
  3. Step 3: Cross multiply
    1,061,721.84x = 1,465,125.66 × 578,284.68
  4. Step 4: Simplify right side
    1,061,721.84x = 847,259,723,452.89
  5. Step 5: Solve for x
    x = 847,259,723,452.89/1,061,721.84
  6. Step 6: Final answer
    x = 798,005.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.