Home / 2,580,840.42-3,871,266.77-783,737.40

Finding the Fourth Proportional to 2,580,840.42, 3,871,266.77 and 783,737.40

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Solution

The fourth proportional to 2,580,840.42, 3,871,266.77 and 783,737.40 is: 1,175,607.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,840.42 : 3,871,266.77 = 783,737.40 : x
  2. Step 2: Convert to fraction form
    2,580,840.42/3,871,266.77 = 783,737.40/x
  3. Step 3: Cross multiply
    2,580,840.42x = 3,871,266.77 × 783,737.40
  4. Step 4: Simplify right side
    2,580,840.42x = 3,034,056,569,502.79
  5. Step 5: Solve for x
    x = 3,034,056,569,502.79/2,580,840.42
  6. Step 6: Final answer
    x = 1,175,607.97

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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.