Home / 1,335,537.84-2,002,271.40-661,154.16

Finding the Fourth Proportional to 1,335,537.84, 2,002,271.40 and 661,154.16

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Solution

The fourth proportional to 1,335,537.84, 2,002,271.40 and 661,154.16 is: 991,218.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,537.84 : 2,002,271.40 = 661,154.16 : x
  2. Step 2: Convert to fraction form
    1,335,537.84/2,002,271.40 = 661,154.16/x
  3. Step 3: Cross multiply
    1,335,537.84x = 2,002,271.40 × 661,154.16
  4. Step 4: Simplify right side
    1,335,537.84x = 1,323,810,065,559.02
  5. Step 5: Solve for x
    x = 1,323,810,065,559.02/1,335,537.84
  6. Step 6: Final answer
    x = 991,218.69

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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.