Home / 1,004,968.72-1,506,605.26-435,921.40

Finding the Fourth Proportional to 1,004,968.72, 1,506,605.26 and 435,921.40

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Solution

The fourth proportional to 1,004,968.72, 1,506,605.26 and 435,921.40 is: 653,514.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,968.72 : 1,506,605.26 = 435,921.40 : x
  2. Step 2: Convert to fraction form
    1,004,968.72/1,506,605.26 = 435,921.40/x
  3. Step 3: Cross multiply
    1,004,968.72x = 1,506,605.26 × 435,921.40
  4. Step 4: Simplify right side
    1,004,968.72x = 656,761,474,186.56
  5. Step 5: Solve for x
    x = 656,761,474,186.56/1,004,968.72
  6. Step 6: Final answer
    x = 653,514.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.