Home / 3,238,457.80-4,857,686.70-994,707.40

Finding the Fourth Proportional to 3,238,457.80, 4,857,686.70 and 994,707.40

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Solution

The fourth proportional to 3,238,457.80, 4,857,686.70 and 994,707.40 is: 1,492,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,457.80 : 4,857,686.70 = 994,707.40 : x
  2. Step 2: Convert to fraction form
    3,238,457.80/4,857,686.70 = 994,707.40/x
  3. Step 3: Cross multiply
    3,238,457.80x = 4,857,686.70 × 994,707.40
  4. Step 4: Simplify right side
    3,238,457.80x = 4,831,976,907,371.58
  5. Step 5: Solve for x
    x = 4,831,976,907,371.58/3,238,457.80
  6. Step 6: Final answer
    x = 1,492,061.10

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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.