Home / 5,079,746.80-7,010,480.88-2,788,295.68

Finding the Fourth Proportional to 5,079,746.80, 7,010,480.88 and 2,788,295.68

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Solution

The fourth proportional to 5,079,746.80, 7,010,480.88 and 2,788,295.68 is: 3,848,084.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079,746.80 : 7,010,480.88 = 2,788,295.68 : x
  2. Step 2: Convert to fraction form
    5,079,746.80/7,010,480.88 = 2,788,295.68/x
  3. Step 3: Cross multiply
    5,079,746.80x = 7,010,480.88 × 2,788,295.68
  4. Step 4: Simplify right side
    5,079,746.80x = 19,547,293,552,426.60
  5. Step 5: Solve for x
    x = 19,547,293,552,426.60/5,079,746.80
  6. Step 6: Final answer
    x = 3,848,084.23

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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.