Home / 1,052,623.17-1,452,510.99-777,127.64

Finding the Fourth Proportional to 1,052,623.17, 1,452,510.99 and 777,127.64

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Solution

The fourth proportional to 1,052,623.17, 1,452,510.99 and 777,127.64 is: 1,072,355.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,623.17 : 1,452,510.99 = 777,127.64 : x
  2. Step 2: Convert to fraction form
    1,052,623.17/1,452,510.99 = 777,127.64/x
  3. Step 3: Cross multiply
    1,052,623.17x = 1,452,510.99 × 777,127.64
  4. Step 4: Simplify right side
    1,052,623.17x = 1,128,786,430,470.21
  5. Step 5: Solve for x
    x = 1,128,786,430,470.21/1,052,623.17
  6. Step 6: Final answer
    x = 1,072,355.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.