Home / 1,924,492.84-2,887,380.36-645,226.90

Finding the Fourth Proportional to 1,924,492.84, 2,887,380.36 and 645,226.90

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Solution

The fourth proportional to 1,924,492.84, 2,887,380.36 and 645,226.90 is: 968,055.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,492.84 : 2,887,380.36 = 645,226.90 : x
  2. Step 2: Convert to fraction form
    1,924,492.84/2,887,380.36 = 645,226.90/x
  3. Step 3: Cross multiply
    1,924,492.84x = 2,887,380.36 × 645,226.90
  4. Step 4: Simplify right side
    1,924,492.84x = 1,863,015,478,803.68
  5. Step 5: Solve for x
    x = 1,863,015,478,803.68/1,924,492.84
  6. Step 6: Final answer
    x = 968,055.29

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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.