Home / 1,464,091.20-2,196,136.80-517,492.80

Finding the Fourth Proportional to 1,464,091.20, 2,196,136.80 and 517,492.80

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Solution

The fourth proportional to 1,464,091.20, 2,196,136.80 and 517,492.80 is: 776,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,091.20 : 2,196,136.80 = 517,492.80 : x
  2. Step 2: Convert to fraction form
    1,464,091.20/2,196,136.80 = 517,492.80/x
  3. Step 3: Cross multiply
    1,464,091.20x = 2,196,136.80 × 517,492.80
  4. Step 4: Simplify right side
    1,464,091.20x = 1,136,484,981,815.04
  5. Step 5: Solve for x
    x = 1,136,484,981,815.04/1,464,091.20
  6. Step 6: Final answer
    x = 776,239.20

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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.