Home / 1,440,205.60-2,160,308.40-1,174,266.40

Finding the Fourth Proportional to 1,440,205.60, 2,160,308.40 and 1,174,266.40

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Solution

The fourth proportional to 1,440,205.60, 2,160,308.40 and 1,174,266.40 is: 1,761,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,205.60 : 2,160,308.40 = 1,174,266.40 : x
  2. Step 2: Convert to fraction form
    1,440,205.60/2,160,308.40 = 1,174,266.40/x
  3. Step 3: Cross multiply
    1,440,205.60x = 2,160,308.40 × 1,174,266.40
  4. Step 4: Simplify right side
    1,440,205.60x = 2,536,777,567,757.76
  5. Step 5: Solve for x
    x = 2,536,777,567,757.76/1,440,205.60
  6. Step 6: Final answer
    x = 1,761,399.60

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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.