Home / 2,920,271.90-4,029,932.63-1,631,130.46

Finding the Fourth Proportional to 2,920,271.90, 4,029,932.63 and 1,631,130.46

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Solution

The fourth proportional to 2,920,271.90, 4,029,932.63 and 1,631,130.46 is: 2,250,936.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,271.90 : 4,029,932.63 = 1,631,130.46 : x
  2. Step 2: Convert to fraction form
    2,920,271.90/4,029,932.63 = 1,631,130.46/x
  3. Step 3: Cross multiply
    2,920,271.90x = 4,029,932.63 × 1,631,130.46
  4. Step 4: Simplify right side
    2,920,271.90x = 6,573,345,864,540.91
  5. Step 5: Solve for x
    x = 6,573,345,864,540.91/2,920,271.90
  6. Step 6: Final answer
    x = 2,250,936.24

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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.