Home / 910,830.38-1,257,052.54-757,598.23

Finding the Fourth Proportional to 910,830.38, 1,257,052.54 and 757,598.23

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Solution

The fourth proportional to 910,830.38, 1,257,052.54 and 757,598.23 is: 1,045,574.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,830.38 : 1,257,052.54 = 757,598.23 : x
  2. Step 2: Convert to fraction form
    910,830.38/1,257,052.54 = 757,598.23/x
  3. Step 3: Cross multiply
    910,830.38x = 1,257,052.54 × 757,598.23
  4. Step 4: Simplify right side
    910,830.38x = 952,340,771,141.75
  5. Step 5: Solve for x
    x = 952,340,771,141.75/910,830.38
  6. Step 6: Final answer
    x = 1,045,574.23

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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.