Home / 1,348,267-2,022,990.90-638,802.04

Finding the Fourth Proportional to 1,348,267, 2,022,990.90 and 638,802.04

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Solution

The fourth proportional to 1,348,267, 2,022,990.90 and 638,802.04 is: 958,482.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,267 : 2,022,990.90 = 638,802.04 : x
  2. Step 2: Convert to fraction form
    1,348,267/2,022,990.90 = 638,802.04/x
  3. Step 3: Cross multiply
    1,348,267x = 2,022,990.90 × 638,802.04
  4. Step 4: Simplify right side
    1,348,267x = 1,292,290,713,821.44
  5. Step 5: Solve for x
    x = 1,292,290,713,821.44/1,348,267
  6. Step 6: Final answer
    x = 958,482.79

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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.