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Finding the Fourth Proportional to 5,879,337.30, 8,819,005.95 and 4,884,009.30

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Solution

The fourth proportional to 5,879,337.30, 8,819,005.95 and 4,884,009.30 is: 7,326,013.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879,337.30 : 8,819,005.95 = 4,884,009.30 : x
  2. Step 2: Convert to fraction form
    5,879,337.30/8,819,005.95 = 4,884,009.30/x
  3. Step 3: Cross multiply
    5,879,337.30x = 8,819,005.95 × 4,884,009.30
  4. Step 4: Simplify right side
    5,879,337.30x = 43,072,107,076,555.33
  5. Step 5: Solve for x
    x = 43,072,107,076,555.33/5,879,337.30
  6. Step 6: Final answer
    x = 7,326,013.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.