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Finding the Fourth Proportional to 6,502,806.90, 9,751,257.90 and 2,457,950.40

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Solution

The fourth proportional to 6,502,806.90, 9,751,257.90 and 2,457,950.40 is: 3,685,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,502,806.90 : 9,751,257.90 = 2,457,950.40 : x
  2. Step 2: Convert to fraction form
    6,502,806.90/9,751,257.90 = 2,457,950.40/x
  3. Step 3: Cross multiply
    6,502,806.90x = 9,751,257.90 × 2,457,950.40
  4. Step 4: Simplify right side
    6,502,806.90x = 23,968,108,255,808.16
  5. Step 5: Solve for x
    x = 23,968,108,255,808.16/6,502,806.90
  6. Step 6: Final answer
    x = 3,685,809.62

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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.