Home / 1,022,389.12-1,410,940.16-569,680

Finding the Fourth Proportional to 1,022,389.12, 1,410,940.16 and 569,680

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Solution

The fourth proportional to 1,022,389.12, 1,410,940.16 and 569,680 is: 786,182.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,389.12 : 1,410,940.16 = 569,680 : x
  2. Step 2: Convert to fraction form
    1,022,389.12/1,410,940.16 = 569,680/x
  3. Step 3: Cross multiply
    1,022,389.12x = 1,410,940.16 × 569,680
  4. Step 4: Simplify right side
    1,022,389.12x = 803,784,390,348.80
  5. Step 5: Solve for x
    x = 803,784,390,348.80/1,022,389.12
  6. Step 6: Final answer
    x = 786,182.46

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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.