Home / 1,718,010.40-2,577,015.60-1,620,032.80

Finding the Fourth Proportional to 1,718,010.40, 2,577,015.60 and 1,620,032.80

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Solution

The fourth proportional to 1,718,010.40, 2,577,015.60 and 1,620,032.80 is: 2,430,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,010.40 : 2,577,015.60 = 1,620,032.80 : x
  2. Step 2: Convert to fraction form
    1,718,010.40/2,577,015.60 = 1,620,032.80/x
  3. Step 3: Cross multiply
    1,718,010.40x = 2,577,015.60 × 1,620,032.80
  4. Step 4: Simplify right side
    1,718,010.40x = 4,174,849,798,111.68
  5. Step 5: Solve for x
    x = 4,174,849,798,111.68/1,718,010.40
  6. Step 6: Final answer
    x = 2,430,049.20

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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.