Home / 1,136,205.85-1,567,996.88-626,941.03

Finding the Fourth Proportional to 1,136,205.85, 1,567,996.88 and 626,941.03

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Solution

The fourth proportional to 1,136,205.85, 1,567,996.88 and 626,941.03 is: 865,196.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,205.85 : 1,567,996.88 = 626,941.03 : x
  2. Step 2: Convert to fraction form
    1,136,205.85/1,567,996.88 = 626,941.03/x
  3. Step 3: Cross multiply
    1,136,205.85x = 1,567,996.88 × 626,941.03
  4. Step 4: Simplify right side
    1,136,205.85x = 983,041,571,929.29
  5. Step 5: Solve for x
    x = 983,041,571,929.29/1,136,205.85
  6. Step 6: Final answer
    x = 865,196.72

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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.