Home / 1,911,197.48-2,637,452.91-1,051,757.74

Finding the Fourth Proportional to 1,911,197.48, 2,637,452.91 and 1,051,757.74

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Solution

The fourth proportional to 1,911,197.48, 2,637,452.91 and 1,051,757.74 is: 1,451,425.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,197.48 : 2,637,452.91 = 1,051,757.74 : x
  2. Step 2: Convert to fraction form
    1,911,197.48/2,637,452.91 = 1,051,757.74/x
  3. Step 3: Cross multiply
    1,911,197.48x = 2,637,452.91 × 1,051,757.74
  4. Step 4: Simplify right side
    1,911,197.48x = 2,773,961,508,681.21
  5. Step 5: Solve for x
    x = 2,773,961,508,681.21/1,911,197.48
  6. Step 6: Final answer
    x = 1,451,425.89

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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.