Home / 1,447,655.32-1,997,674.14-874,356.76

Finding the Fourth Proportional to 1,447,655.32, 1,997,674.14 and 874,356.76

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Solution

The fourth proportional to 1,447,655.32, 1,997,674.14 and 874,356.76 is: 1,206,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,655.32 : 1,997,674.14 = 874,356.76 : x
  2. Step 2: Convert to fraction form
    1,447,655.32/1,997,674.14 = 874,356.76/x
  3. Step 3: Cross multiply
    1,447,655.32x = 1,997,674.14 × 874,356.76
  4. Step 4: Simplify right side
    1,447,655.32x = 1,746,679,888,586.19
  5. Step 5: Solve for x
    x = 1,746,679,888,586.19/1,447,655.32
  6. Step 6: Final answer
    x = 1,206,557.85

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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.