Home / 2,906,528-4,360,492.20-911,984

Finding the Fourth Proportional to 2,906,528, 4,360,492.20 and 911,984

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Solution

The fourth proportional to 2,906,528, 4,360,492.20 and 911,984 is: 1,368,195.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,528 : 4,360,492.20 = 911,984 : x
  2. Step 2: Convert to fraction form
    2,906,528/4,360,492.20 = 911,984/x
  3. Step 3: Cross multiply
    2,906,528x = 4,360,492.20 × 911,984
  4. Step 4: Simplify right side
    2,906,528x = 3,976,699,118,524.80
  5. Step 5: Solve for x
    x = 3,976,699,118,524.80/2,906,528
  6. Step 6: Final answer
    x = 1,368,195.70

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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.