Home / 2,148,275.49-2,964,561.06-1,181,405.79

Finding the Fourth Proportional to 2,148,275.49, 2,964,561.06 and 1,181,405.79

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Solution

The fourth proportional to 2,148,275.49, 2,964,561.06 and 1,181,405.79 is: 1,630,307.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,275.49 : 2,964,561.06 = 1,181,405.79 : x
  2. Step 2: Convert to fraction form
    2,148,275.49/2,964,561.06 = 1,181,405.79/x
  3. Step 3: Cross multiply
    2,148,275.49x = 2,964,561.06 × 1,181,405.79
  4. Step 4: Simplify right side
    2,148,275.49x = 3,502,349,594,405.71
  5. Step 5: Solve for x
    x = 3,502,349,594,405.71/2,148,275.49
  6. Step 6: Final answer
    x = 1,630,307.47

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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.