Home / 1,461,129.40-2,192,039.70-463,857.40

Finding the Fourth Proportional to 1,461,129.40, 2,192,039.70 and 463,857.40

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Solution

The fourth proportional to 1,461,129.40, 2,192,039.70 and 463,857.40 is: 695,895.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,129.40 : 2,192,039.70 = 463,857.40 : x
  2. Step 2: Convert to fraction form
    1,461,129.40/2,192,039.70 = 463,857.40/x
  3. Step 3: Cross multiply
    1,461,129.40x = 2,192,039.70 × 463,857.40
  4. Step 4: Simplify right side
    1,461,129.40x = 1,016,793,835,938.78
  5. Step 5: Solve for x
    x = 1,016,793,835,938.78/1,461,129.40
  6. Step 6: Final answer
    x = 695,895.82

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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.