Home / 2,171,323.60-3,256,985.40-1,499,477.20

Finding the Fourth Proportional to 2,171,323.60, 3,256,985.40 and 1,499,477.20

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Solution

The fourth proportional to 2,171,323.60, 3,256,985.40 and 1,499,477.20 is: 2,249,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,323.60 : 3,256,985.40 = 1,499,477.20 : x
  2. Step 2: Convert to fraction form
    2,171,323.60/3,256,985.40 = 1,499,477.20/x
  3. Step 3: Cross multiply
    2,171,323.60x = 3,256,985.40 × 1,499,477.20
  4. Step 4: Simplify right side
    2,171,323.60x = 4,883,775,348,032.88
  5. Step 5: Solve for x
    x = 4,883,775,348,032.88/2,171,323.60
  6. Step 6: Final answer
    x = 2,249,215.80

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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.