Home / 1,631,516.14-2,447,322.50-778,677.66

Finding the Fourth Proportional to 1,631,516.14, 2,447,322.50 and 778,677.66

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Solution

The fourth proportional to 1,631,516.14, 2,447,322.50 and 778,677.66 is: 1,168,039.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,516.14 : 2,447,322.50 = 778,677.66 : x
  2. Step 2: Convert to fraction form
    1,631,516.14/2,447,322.50 = 778,677.66/x
  3. Step 3: Cross multiply
    1,631,516.14x = 2,447,322.50 × 778,677.66
  4. Step 4: Simplify right side
    1,631,516.14x = 1,905,675,357,565.35
  5. Step 5: Solve for x
    x = 1,905,675,357,565.35/1,631,516.14
  6. Step 6: Final answer
    x = 1,168,039.54

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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.