Home / 5,340,587.69-7,369,980.71-2,893,246.40

Finding the Fourth Proportional to 5,340,587.69, 7,369,980.71 and 2,893,246.40

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Solution

The fourth proportional to 5,340,587.69, 7,369,980.71 and 2,893,246.40 is: 3,992,663.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340,587.69 : 7,369,980.71 = 2,893,246.40 : x
  2. Step 2: Convert to fraction form
    5,340,587.69/7,369,980.71 = 2,893,246.40/x
  3. Step 3: Cross multiply
    5,340,587.69x = 7,369,980.71 × 2,893,246.40
  4. Step 4: Simplify right side
    5,340,587.69x = 21,323,170,105,960.81
  5. Step 5: Solve for x
    x = 21,323,170,105,960.81/5,340,587.69
  6. Step 6: Final answer
    x = 3,992,663.61

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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.