Home / 1,341,001.40-2,011,502.10-1,328,559.80

Finding the Fourth Proportional to 1,341,001.40, 2,011,502.10 and 1,328,559.80

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Solution

The fourth proportional to 1,341,001.40, 2,011,502.10 and 1,328,559.80 is: 1,992,839.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,001.40 : 2,011,502.10 = 1,328,559.80 : x
  2. Step 2: Convert to fraction form
    1,341,001.40/2,011,502.10 = 1,328,559.80/x
  3. Step 3: Cross multiply
    1,341,001.40x = 2,011,502.10 × 1,328,559.80
  4. Step 4: Simplify right side
    1,341,001.40x = 2,672,400,827,675.58
  5. Step 5: Solve for x
    x = 2,672,400,827,675.58/1,341,001.40
  6. Step 6: Final answer
    x = 1,992,839.70

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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.