Home / 5,298,854.49-7,312,595.61-2,976,155.69

Finding the Fourth Proportional to 5,298,854.49, 7,312,595.61 and 2,976,155.69

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Solution

The fourth proportional to 5,298,854.49, 7,312,595.61 and 2,976,155.69 is: 4,107,193.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,854.49 : 7,312,595.61 = 2,976,155.69 : x
  2. Step 2: Convert to fraction form
    5,298,854.49/7,312,595.61 = 2,976,155.69/x
  3. Step 3: Cross multiply
    5,298,854.49x = 7,312,595.61 × 2,976,155.69
  4. Step 4: Simplify right side
    5,298,854.49x = 21,763,422,996,807.54
  5. Step 5: Solve for x
    x = 21,763,422,996,807.54/5,298,854.49
  6. Step 6: Final answer
    x = 4,107,193.93

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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.