Home / 1,155,964.20-1,731,743.10-623,308.20

Finding the Fourth Proportional to 1,155,964.20, 1,731,743.10 and 623,308.20

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Solution

The fourth proportional to 1,155,964.20, 1,731,743.10 and 623,308.20 is: 933,774.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,964.20 : 1,731,743.10 = 623,308.20 : x
  2. Step 2: Convert to fraction form
    1,155,964.20/1,731,743.10 = 623,308.20/x
  3. Step 3: Cross multiply
    1,155,964.20x = 1,731,743.10 × 623,308.20
  4. Step 4: Simplify right side
    1,155,964.20x = 1,079,409,674,523.42
  5. Step 5: Solve for x
    x = 1,079,409,674,523.42/1,155,964.20
  6. Step 6: Final answer
    x = 933,774.31

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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.