Home / 2,845,718.86-3,927,122.91-1,556,530.90

Finding the Fourth Proportional to 2,845,718.86, 3,927,122.91 and 1,556,530.90

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Solution

The fourth proportional to 2,845,718.86, 3,927,122.91 and 1,556,530.90 is: 2,148,029.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845,718.86 : 3,927,122.91 = 1,556,530.90 : x
  2. Step 2: Convert to fraction form
    2,845,718.86/3,927,122.91 = 1,556,530.90/x
  3. Step 3: Cross multiply
    2,845,718.86x = 3,927,122.91 × 1,556,530.90
  4. Step 4: Simplify right side
    2,845,718.86x = 6,112,688,157,512.92
  5. Step 5: Solve for x
    x = 6,112,688,157,512.92/2,845,718.86
  6. Step 6: Final answer
    x = 2,148,029.53

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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.