Home / 1,207,973.70-1,808,017.72-888,040.81

Finding the Fourth Proportional to 1,207,973.70, 1,808,017.72 and 888,040.81

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Solution

The fourth proportional to 1,207,973.70, 1,808,017.72 and 888,040.81 is: 1,329,162.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,973.70 : 1,808,017.72 = 888,040.81 : x
  2. Step 2: Convert to fraction form
    1,207,973.70/1,808,017.72 = 888,040.81/x
  3. Step 3: Cross multiply
    1,207,973.70x = 1,808,017.72 × 888,040.81
  4. Step 4: Simplify right side
    1,207,973.70x = 1,605,593,513,823.01
  5. Step 5: Solve for x
    x = 1,605,593,513,823.01/1,207,973.70
  6. Step 6: Final answer
    x = 1,329,162.64

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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.