Home / 1,126,563.34-1,554,136.28-997,633.20

Finding the Fourth Proportional to 1,126,563.34, 1,554,136.28 and 997,633.20

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Solution

The fourth proportional to 1,126,563.34, 1,554,136.28 and 997,633.20 is: 1,376,272.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,563.34 : 1,554,136.28 = 997,633.20 : x
  2. Step 2: Convert to fraction form
    1,126,563.34/1,554,136.28 = 997,633.20/x
  3. Step 3: Cross multiply
    1,126,563.34x = 1,554,136.28 × 997,633.20
  4. Step 4: Simplify right side
    1,126,563.34x = 1,550,457,950,252.50
  5. Step 5: Solve for x
    x = 1,550,457,950,252.50/1,126,563.34
  6. Step 6: Final answer
    x = 1,376,272.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.