Home / 1,137,196.98-1,569,264.30-620,847.90

Finding the Fourth Proportional to 1,137,196.98, 1,569,264.30 and 620,847.90

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Solution

The fourth proportional to 1,137,196.98, 1,569,264.30 and 620,847.90 is: 856,733.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,196.98 : 1,569,264.30 = 620,847.90 : x
  2. Step 2: Convert to fraction form
    1,137,196.98/1,569,264.30 = 620,847.90/x
  3. Step 3: Cross multiply
    1,137,196.98x = 1,569,264.30 × 620,847.90
  4. Step 4: Simplify right side
    1,137,196.98x = 974,274,445,199.97
  5. Step 5: Solve for x
    x = 974,274,445,199.97/1,137,196.98
  6. Step 6: Final answer
    x = 856,733.23

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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.