Home / 957,218.40-1,435,136.40-536,623.20

Finding the Fourth Proportional to 957,218.40, 1,435,136.40 and 536,623.20

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Solution

The fourth proportional to 957,218.40, 1,435,136.40 and 536,623.20 is: 804,547.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,218.40 : 1,435,136.40 = 536,623.20 : x
  2. Step 2: Convert to fraction form
    957,218.40/1,435,136.40 = 536,623.20/x
  3. Step 3: Cross multiply
    957,218.40x = 1,435,136.40 × 536,623.20
  4. Step 4: Simplify right side
    957,218.40x = 770,127,487,404.48
  5. Step 5: Solve for x
    x = 770,127,487,404.48/957,218.40
  6. Step 6: Final answer
    x = 804,547.31

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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.