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Finding the Fourth Proportional to 1,223,772, 1,835,027.72 and 549,275.08

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Solution

The fourth proportional to 1,223,772, 1,835,027.72 and 549,275.08 is: 823,629.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,772 : 1,835,027.72 = 549,275.08 : x
  2. Step 2: Convert to fraction form
    1,223,772/1,835,027.72 = 549,275.08/x
  3. Step 3: Cross multiply
    1,223,772x = 1,835,027.72 × 549,275.08
  4. Step 4: Simplify right side
    1,223,772x = 1,007,934,997,705.22
  5. Step 5: Solve for x
    x = 1,007,934,997,705.22/1,223,772
  6. Step 6: Final answer
    x = 823,629.73

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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.