Home / 6,421,307.52-9,630,935.98-1,871,292.02

Finding the Fourth Proportional to 6,421,307.52, 9,630,935.98 and 1,871,292.02

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Solution

The fourth proportional to 6,421,307.52, 9,630,935.98 and 1,871,292.02 is: 2,806,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421,307.52 : 9,630,935.98 = 1,871,292.02 : x
  2. Step 2: Convert to fraction form
    6,421,307.52/9,630,935.98 = 1,871,292.02/x
  3. Step 3: Cross multiply
    6,421,307.52x = 9,630,935.98 × 1,871,292.02
  4. Step 4: Simplify right side
    6,421,307.52x = 18,022,293,644,504.88
  5. Step 5: Solve for x
    x = 18,022,293,644,504.88/6,421,307.52
  6. Step 6: Final answer
    x = 2,806,639.24

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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.