Home / 1,104,903.40-1,653,207.90-731,655.40

Finding the Fourth Proportional to 1,104,903.40, 1,653,207.90 and 731,655.40

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Solution

The fourth proportional to 1,104,903.40, 1,653,207.90 and 731,655.40 is: 1,094,736.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,903.40 : 1,653,207.90 = 731,655.40 : x
  2. Step 2: Convert to fraction form
    1,104,903.40/1,653,207.90 = 731,655.40/x
  3. Step 3: Cross multiply
    1,104,903.40x = 1,653,207.90 × 731,655.40
  4. Step 4: Simplify right side
    1,104,903.40x = 1,209,578,487,357.66
  5. Step 5: Solve for x
    x = 1,209,578,487,357.66/1,104,903.40
  6. Step 6: Final answer
    x = 1,094,736.87

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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.