Home / 1,552,262.70-2,328,503.40-878,666.70

Finding the Fourth Proportional to 1,552,262.70, 2,328,503.40 and 878,666.70

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Solution

The fourth proportional to 1,552,262.70, 2,328,503.40 and 878,666.70 is: 1,318,061.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,262.70 : 2,328,503.40 = 878,666.70 : x
  2. Step 2: Convert to fraction form
    1,552,262.70/2,328,503.40 = 878,666.70/x
  3. Step 3: Cross multiply
    1,552,262.70x = 2,328,503.40 × 878,666.70
  4. Step 4: Simplify right side
    1,552,262.70x = 2,045,978,398,416.78
  5. Step 5: Solve for x
    x = 2,045,978,398,416.78/1,552,262.70
  6. Step 6: Final answer
    x = 1,318,061.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.