Home / 2,970,521.08-4,456,017.06-840,618.52

Finding the Fourth Proportional to 2,970,521.08, 4,456,017.06 and 840,618.52

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Solution

The fourth proportional to 2,970,521.08, 4,456,017.06 and 840,618.52 is: 1,260,994.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,521.08 : 4,456,017.06 = 840,618.52 : x
  2. Step 2: Convert to fraction form
    2,970,521.08/4,456,017.06 = 840,618.52/x
  3. Step 3: Cross multiply
    2,970,521.08x = 4,456,017.06 × 840,618.52
  4. Step 4: Simplify right side
    2,970,521.08x = 3,745,810,466,071.95
  5. Step 5: Solve for x
    x = 3,745,810,466,071.95/2,970,521.08
  6. Step 6: Final answer
    x = 1,260,994.41

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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.