Home / 1,897,154.76-2,617,338.16-1,208,703.32

Finding the Fourth Proportional to 1,897,154.76, 2,617,338.16 and 1,208,703.32

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Solution

The fourth proportional to 1,897,154.76, 2,617,338.16 and 1,208,703.32 is: 1,667,542.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,154.76 : 2,617,338.16 = 1,208,703.32 : x
  2. Step 2: Convert to fraction form
    1,897,154.76/2,617,338.16 = 1,208,703.32/x
  3. Step 3: Cross multiply
    1,897,154.76x = 2,617,338.16 × 1,208,703.32
  4. Step 4: Simplify right side
    1,897,154.76x = 3,163,585,323,554.69
  5. Step 5: Solve for x
    x = 3,163,585,323,554.69/1,897,154.76
  6. Step 6: Final answer
    x = 1,667,542.04

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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.