Home / 1,207,963.65-1,808,002.63-888,030.80

Finding the Fourth Proportional to 1,207,963.65, 1,808,002.63 and 888,030.80

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Solution

The fourth proportional to 1,207,963.65, 1,808,002.63 and 888,030.80 is: 1,329,147.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,963.65 : 1,808,002.63 = 888,030.80 : x
  2. Step 2: Convert to fraction form
    1,207,963.65/1,808,002.63 = 888,030.80/x
  3. Step 3: Cross multiply
    1,207,963.65x = 1,808,002.63 × 888,030.80
  4. Step 4: Simplify right side
    1,207,963.65x = 1,605,562,021,921.00
  5. Step 5: Solve for x
    x = 1,605,562,021,921.00/1,207,963.65
  6. Step 6: Final answer
    x = 1,329,147.63

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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.