Home / 2,657,201.80-3,985,802.70-2,451,915.40

Finding the Fourth Proportional to 2,657,201.80, 3,985,802.70 and 2,451,915.40

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Solution

The fourth proportional to 2,657,201.80, 3,985,802.70 and 2,451,915.40 is: 3,677,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,201.80 : 3,985,802.70 = 2,451,915.40 : x
  2. Step 2: Convert to fraction form
    2,657,201.80/3,985,802.70 = 2,451,915.40/x
  3. Step 3: Cross multiply
    2,657,201.80x = 3,985,802.70 × 2,451,915.40
  4. Step 4: Simplify right side
    2,657,201.80x = 9,772,851,021,491.58
  5. Step 5: Solve for x
    x = 9,772,851,021,491.58/2,657,201.80
  6. Step 6: Final answer
    x = 3,677,873.10

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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.