Home / 3,458,557.68-4,772,890.08-2,169,452.40

Finding the Fourth Proportional to 3,458,557.68, 4,772,890.08 and 2,169,452.40

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Solution

The fourth proportional to 3,458,557.68, 4,772,890.08 and 2,169,452.40 is: 2,993,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458,557.68 : 4,772,890.08 = 2,169,452.40 : x
  2. Step 2: Convert to fraction form
    3,458,557.68/4,772,890.08 = 2,169,452.40/x
  3. Step 3: Cross multiply
    3,458,557.68x = 4,772,890.08 × 2,169,452.40
  4. Step 4: Simplify right side
    3,458,557.68x = 10,354,557,838,992.19
  5. Step 5: Solve for x
    x = 10,354,557,838,992.19/3,458,557.68
  6. Step 6: Final answer
    x = 2,993,894.80

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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.