Home / 3,642,001.20-5,463,001.80-2,685,407.40

Finding the Fourth Proportional to 3,642,001.20, 5,463,001.80 and 2,685,407.40

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Solution

The fourth proportional to 3,642,001.20, 5,463,001.80 and 2,685,407.40 is: 4,028,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,001.20 : 5,463,001.80 = 2,685,407.40 : x
  2. Step 2: Convert to fraction form
    3,642,001.20/5,463,001.80 = 2,685,407.40/x
  3. Step 3: Cross multiply
    3,642,001.20x = 5,463,001.80 × 2,685,407.40
  4. Step 4: Simplify right side
    3,642,001.20x = 14,670,385,459,933.32
  5. Step 5: Solve for x
    x = 14,670,385,459,933.32/3,642,001.20
  6. Step 6: Final answer
    x = 4,028,111.10

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1.5x scale

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.