Home / 1,137,171.84-1,569,285.06-620,924.10

Finding the Fourth Proportional to 1,137,171.84, 1,569,285.06 and 620,924.10

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Solution

The fourth proportional to 1,137,171.84, 1,569,285.06 and 620,924.10 is: 856,868.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,171.84 : 1,569,285.06 = 620,924.10 : x
  2. Step 2: Convert to fraction form
    1,137,171.84/1,569,285.06 = 620,924.10/x
  3. Step 3: Cross multiply
    1,137,171.84x = 1,569,285.06 × 620,924.10
  4. Step 4: Simplify right side
    1,137,171.84x = 974,406,913,523.95
  5. Step 5: Solve for x
    x = 974,406,913,523.95/1,137,171.84
  6. Step 6: Final answer
    x = 856,868.66

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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.