Home / 869,110.90-1,302,111.15-735,363.70

Finding the Fourth Proportional to 869,110.90, 1,302,111.15 and 735,363.70

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Solution

The fourth proportional to 869,110.90, 1,302,111.15 and 735,363.70 is: 1,101,729.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,110.90 : 1,302,111.15 = 735,363.70 : x
  2. Step 2: Convert to fraction form
    869,110.90/1,302,111.15 = 735,363.70/x
  3. Step 3: Cross multiply
    869,110.90x = 1,302,111.15 × 735,363.70
  4. Step 4: Simplify right side
    869,110.90x = 957,525,273,075.26
  5. Step 5: Solve for x
    x = 957,525,273,075.26/869,110.90
  6. Step 6: Final answer
    x = 1,101,729.68

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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.