Home / 2,939,038.02-4,055,856.41-1,649,878.07

Finding the Fourth Proportional to 2,939,038.02, 4,055,856.41 and 1,649,878.07

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Solution

The fourth proportional to 2,939,038.02, 4,055,856.41 and 1,649,878.07 is: 2,276,822.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,038.02 : 4,055,856.41 = 1,649,878.07 : x
  2. Step 2: Convert to fraction form
    2,939,038.02/4,055,856.41 = 1,649,878.07/x
  3. Step 3: Cross multiply
    2,939,038.02x = 4,055,856.41 × 1,649,878.07
  4. Step 4: Simplify right side
    2,939,038.02x = 6,691,668,544,982.80
  5. Step 5: Solve for x
    x = 6,691,668,544,982.80/2,939,038.02
  6. Step 6: Final answer
    x = 2,276,822.72

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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.