Home / 2,912,148.02-4,368,222.04-890,391.98

Finding the Fourth Proportional to 2,912,148.02, 4,368,222.04 and 890,391.98

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Solution

The fourth proportional to 2,912,148.02, 4,368,222.04 and 890,391.98 is: 1,335,587.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,148.02 : 4,368,222.04 = 890,391.98 : x
  2. Step 2: Convert to fraction form
    2,912,148.02/4,368,222.04 = 890,391.98/x
  3. Step 3: Cross multiply
    2,912,148.02x = 4,368,222.04 × 890,391.98
  4. Step 4: Simplify right side
    2,912,148.02x = 3,889,429,871,275.24
  5. Step 5: Solve for x
    x = 3,889,429,871,275.24/2,912,148.02
  6. Step 6: Final answer
    x = 1,335,587.97

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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.