Home / 1,247,446.84-1,869,579.38-607,903.24

Finding the Fourth Proportional to 1,247,446.84, 1,869,579.38 and 607,903.24

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Solution

The fourth proportional to 1,247,446.84, 1,869,579.38 and 607,903.24 is: 911,079.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,446.84 : 1,869,579.38 = 607,903.24 : x
  2. Step 2: Convert to fraction form
    1,247,446.84/1,869,579.38 = 607,903.24/x
  3. Step 3: Cross multiply
    1,247,446.84x = 1,869,579.38 × 607,903.24
  4. Step 4: Simplify right side
    1,247,446.84x = 1,136,523,362,539.19
  5. Step 5: Solve for x
    x = 1,136,523,362,539.19/1,247,446.84
  6. Step 6: Final answer
    x = 911,079.60

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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.