Home / 1,304,620.02-1,954,699.20-1,020,200.76

Finding the Fourth Proportional to 1,304,620.02, 1,954,699.20 and 1,020,200.76

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Solution

The fourth proportional to 1,304,620.02, 1,954,699.20 and 1,020,200.76 is: 1,528,556.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,620.02 : 1,954,699.20 = 1,020,200.76 : x
  2. Step 2: Convert to fraction form
    1,304,620.02/1,954,699.20 = 1,020,200.76/x
  3. Step 3: Cross multiply
    1,304,620.02x = 1,954,699.20 × 1,020,200.76
  4. Step 4: Simplify right side
    1,304,620.02x = 1,994,185,609,411.39
  5. Step 5: Solve for x
    x = 1,994,185,609,411.39/1,304,620.02
  6. Step 6: Final answer
    x = 1,528,556.65

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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.