Home / 1,013,581.68-1,398,755.16-560,914.80

Finding the Fourth Proportional to 1,013,581.68, 1,398,755.16 and 560,914.80

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Solution

The fourth proportional to 1,013,581.68, 1,398,755.16 and 560,914.80 is: 774,069.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,581.68 : 1,398,755.16 = 560,914.80 : x
  2. Step 2: Convert to fraction form
    1,013,581.68/1,398,755.16 = 560,914.80/x
  3. Step 3: Cross multiply
    1,013,581.68x = 1,398,755.16 × 560,914.80
  4. Step 4: Simplify right side
    1,013,581.68x = 784,582,470,820.37
  5. Step 5: Solve for x
    x = 784,582,470,820.37/1,013,581.68
  6. Step 6: Final answer
    x = 774,069.31

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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.