Home / 4,890,999.40-7,337,535.90-1,479,005.80

Finding the Fourth Proportional to 4,890,999.40, 7,337,535.90 and 1,479,005.80

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Solution

The fourth proportional to 4,890,999.40, 7,337,535.90 and 1,479,005.80 is: 2,218,822.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,999.40 : 7,337,535.90 = 1,479,005.80 : x
  2. Step 2: Convert to fraction form
    4,890,999.40/7,337,535.90 = 1,479,005.80/x
  3. Step 3: Cross multiply
    4,890,999.40x = 7,337,535.90 × 1,479,005.80
  4. Step 4: Simplify right side
    4,890,999.40x = 10,852,258,153,808.22
  5. Step 5: Solve for x
    x = 10,852,258,153,808.22/4,890,999.40
  6. Step 6: Final answer
    x = 2,218,822.22

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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.