Home / 3,118,287.80-4,374,001-3,118,287.80

Finding the Fourth Proportional to 3,118,287.80, 4,374,001 and 3,118,287.80

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Solution

The fourth proportional to 3,118,287.80, 4,374,001 and 3,118,287.80 is: 4,374,001

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,287.80 : 4,374,001 = 3,118,287.80 : x
  2. Step 2: Convert to fraction form
    3,118,287.80/4,374,001 = 3,118,287.80/x
  3. Step 3: Cross multiply
    3,118,287.80x = 4,374,001 × 3,118,287.80
  4. Step 4: Simplify right side
    3,118,287.80x = 13,639,393,955,487.80
  5. Step 5: Solve for x
    x = 13,639,393,955,487.80/3,118,287.80
  6. Step 6: Final answer
    x = 4,374,001

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.