Home / 1,033,395.35-1,426,262.16-665,769.15

Finding the Fourth Proportional to 1,033,395.35, 1,426,262.16 and 665,769.15

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Solution

The fourth proportional to 1,033,395.35, 1,426,262.16 and 665,769.15 is: 918,875.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,395.35 : 1,426,262.16 = 665,769.15 : x
  2. Step 2: Convert to fraction form
    1,033,395.35/1,426,262.16 = 665,769.15/x
  3. Step 3: Cross multiply
    1,033,395.35x = 1,426,262.16 × 665,769.15
  4. Step 4: Simplify right side
    1,033,395.35x = 949,561,345,940.36
  5. Step 5: Solve for x
    x = 949,561,345,940.36/1,033,395.35
  6. Step 6: Final answer
    x = 918,875.19

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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.