Home / 2,148,271.48-2,964,690.75-1,181,476.54

Finding the Fourth Proportional to 2,148,271.48, 2,964,690.75 and 1,181,476.54

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Solution

The fourth proportional to 2,148,271.48, 2,964,690.75 and 1,181,476.54 is: 1,630,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,271.48 : 2,964,690.75 = 1,181,476.54 : x
  2. Step 2: Convert to fraction form
    2,148,271.48/2,964,690.75 = 1,181,476.54/x
  3. Step 3: Cross multiply
    2,148,271.48x = 2,964,690.75 × 1,181,476.54
  4. Step 4: Simplify right side
    2,148,271.48x = 3,502,712,569,480.01
  5. Step 5: Solve for x
    x = 3,502,712,569,480.01/2,148,271.48
  6. Step 6: Final answer
    x = 1,630,479.48

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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.