Home / 1,143,569.16-1,713,188.58-763,343.40

Finding the Fourth Proportional to 1,143,569.16, 1,713,188.58 and 763,343.40

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Solution

The fourth proportional to 1,143,569.16, 1,713,188.58 and 763,343.40 is: 1,143,569.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,569.16 : 1,713,188.58 = 763,343.40 : x
  2. Step 2: Convert to fraction form
    1,143,569.16/1,713,188.58 = 763,343.40/x
  3. Step 3: Cross multiply
    1,143,569.16x = 1,713,188.58 × 763,343.40
  4. Step 4: Simplify right side
    1,143,569.16x = 1,307,751,195,498.37
  5. Step 5: Solve for x
    x = 1,307,751,195,498.37/1,143,569.16
  6. Step 6: Final answer
    x = 1,143,569.83

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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.