Home / 3,931,280.02-5,896,917.60-1,091,391.40

Finding the Fourth Proportional to 3,931,280.02, 5,896,917.60 and 1,091,391.40

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Solution

The fourth proportional to 3,931,280.02, 5,896,917.60 and 1,091,391.40 is: 1,637,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,280.02 : 5,896,917.60 = 1,091,391.40 : x
  2. Step 2: Convert to fraction form
    3,931,280.02/5,896,917.60 = 1,091,391.40/x
  3. Step 3: Cross multiply
    3,931,280.02x = 5,896,917.60 × 1,091,391.40
  4. Step 4: Simplify right side
    3,931,280.02x = 6,435,845,155,148.64
  5. Step 5: Solve for x
    x = 6,435,845,155,148.64/3,931,280.02
  6. Step 6: Final answer
    x = 1,637,086.43

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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.