Home / 1,267,091.24-1,748,711.30-723,308.74

Finding the Fourth Proportional to 1,267,091.24, 1,748,711.30 and 723,308.74

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Solution

The fourth proportional to 1,267,091.24, 1,748,711.30 and 723,308.74 is: 998,237.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,091.24 : 1,748,711.30 = 723,308.74 : x
  2. Step 2: Convert to fraction form
    1,267,091.24/1,748,711.30 = 723,308.74/x
  3. Step 3: Cross multiply
    1,267,091.24x = 1,748,711.30 × 723,308.74
  4. Step 4: Simplify right side
    1,267,091.24x = 1,264,858,159,038.44
  5. Step 5: Solve for x
    x = 1,264,858,159,038.44/1,267,091.24
  6. Step 6: Final answer
    x = 998,237.64

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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.