Home / 2,148,362.60-2,964,681.20-1,181,492.80

Finding the Fourth Proportional to 2,148,362.60, 2,964,681.20 and 1,181,492.80

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Solution

The fourth proportional to 2,148,362.60, 2,964,681.20 and 1,181,492.80 is: 1,630,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,362.60 : 2,964,681.20 = 1,181,492.80 : x
  2. Step 2: Convert to fraction form
    2,148,362.60/2,964,681.20 = 1,181,492.80/x
  3. Step 3: Cross multiply
    2,148,362.60x = 2,964,681.20 × 1,181,492.80
  4. Step 4: Simplify right side
    2,148,362.60x = 3,502,749,492,095.36
  5. Step 5: Solve for x
    x = 3,502,749,492,095.36/2,148,362.60
  6. Step 6: Final answer
    x = 1,630,427.51

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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.