Home / 1,068,636.48-1,474,707.84-578,603.61

Finding the Fourth Proportional to 1,068,636.48, 1,474,707.84 and 578,603.61

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Solution

The fourth proportional to 1,068,636.48, 1,474,707.84 and 578,603.61 is: 798,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,636.48 : 1,474,707.84 = 578,603.61 : x
  2. Step 2: Convert to fraction form
    1,068,636.48/1,474,707.84 = 578,603.61/x
  3. Step 3: Cross multiply
    1,068,636.48x = 1,474,707.84 × 578,603.61
  4. Step 4: Simplify right side
    1,068,636.48x = 853,271,279,919.30
  5. Step 5: Solve for x
    x = 853,271,279,919.30/1,068,636.48
  6. Step 6: Final answer
    x = 798,467.30

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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.