Home / 1,247,445.84-1,869,577.88-607,902.24

Finding the Fourth Proportional to 1,247,445.84, 1,869,577.88 and 607,902.24

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Solution

The fourth proportional to 1,247,445.84, 1,869,577.88 and 607,902.24 is: 911,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,445.84 : 1,869,577.88 = 607,902.24 : x
  2. Step 2: Convert to fraction form
    1,247,445.84/1,869,577.88 = 607,902.24/x
  3. Step 3: Cross multiply
    1,247,445.84x = 1,869,577.88 × 607,902.24
  4. Step 4: Simplify right side
    1,247,445.84x = 1,136,520,581,106.45
  5. Step 5: Solve for x
    x = 1,136,520,581,106.45/1,247,445.84
  6. Step 6: Final answer
    x = 911,078.10

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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.