Home / 2,038,516.70-2,813,154.78-1,120,761.40

Finding the Fourth Proportional to 2,038,516.70, 2,813,154.78 and 1,120,761.40

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Solution

The fourth proportional to 2,038,516.70, 2,813,154.78 and 1,120,761.40 is: 1,546,651.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038,516.70 : 2,813,154.78 = 1,120,761.40 : x
  2. Step 2: Convert to fraction form
    2,038,516.70/2,813,154.78 = 1,120,761.40/x
  3. Step 3: Cross multiply
    2,038,516.70x = 2,813,154.78 × 1,120,761.40
  4. Step 4: Simplify right side
    2,038,516.70x = 3,152,875,289,649.49
  5. Step 5: Solve for x
    x = 3,152,875,289,649.49/2,038,516.70
  6. Step 6: Final answer
    x = 1,546,651.69

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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.