Home / 3,072,482.28-4,238,842.98-1,924,564.20

Finding the Fourth Proportional to 3,072,482.28, 4,238,842.98 and 1,924,564.20

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Solution

The fourth proportional to 3,072,482.28, 4,238,842.98 and 1,924,564.20 is: 2,655,157.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,482.28 : 4,238,842.98 = 1,924,564.20 : x
  2. Step 2: Convert to fraction form
    3,072,482.28/4,238,842.98 = 1,924,564.20/x
  3. Step 3: Cross multiply
    3,072,482.28x = 4,238,842.98 × 1,924,564.20
  4. Step 4: Simplify right side
    3,072,482.28x = 8,157,925,448,729.32
  5. Step 5: Solve for x
    x = 8,157,925,448,729.32/3,072,482.28
  6. Step 6: Final answer
    x = 2,655,157.85

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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.