Home / 1,850,616.79-2,554,494.30-1,271,756.70

Finding the Fourth Proportional to 1,850,616.79, 2,554,494.30 and 1,271,756.70

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Solution

The fourth proportional to 1,850,616.79, 2,554,494.30 and 1,271,756.70 is: 1,755,466.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,616.79 : 2,554,494.30 = 1,271,756.70 : x
  2. Step 2: Convert to fraction form
    1,850,616.79/2,554,494.30 = 1,271,756.70/x
  3. Step 3: Cross multiply
    1,850,616.79x = 2,554,494.30 × 1,271,756.70
  4. Step 4: Simplify right side
    1,850,616.79x = 3,248,695,241,136.81
  5. Step 5: Solve for x
    x = 3,248,695,241,136.81/1,850,616.79
  6. Step 6: Final answer
    x = 1,755,466.21

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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.