Home / 1,137,192.50-1,569,284.52-627,883.94

Finding the Fourth Proportional to 1,137,192.50, 1,569,284.52 and 627,883.94

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Solution

The fourth proportional to 1,137,192.50, 1,569,284.52 and 627,883.94 is: 866,457.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,192.50 : 1,569,284.52 = 627,883.94 : x
  2. Step 2: Convert to fraction form
    1,137,192.50/1,569,284.52 = 627,883.94/x
  3. Step 3: Cross multiply
    1,137,192.50x = 1,569,284.52 × 627,883.94
  4. Step 4: Simplify right side
    1,137,192.50x = 985,328,539,552.19
  5. Step 5: Solve for x
    x = 985,328,539,552.19/1,137,192.50
  6. Step 6: Final answer
    x = 866,457.12

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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.