Home / 1,415,966.64-2,122,527.87-455,716.59

Finding the Fourth Proportional to 1,415,966.64, 2,122,527.87 and 455,716.59

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Solution

The fourth proportional to 1,415,966.64, 2,122,527.87 and 455,716.59 is: 683,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,966.64 : 2,122,527.87 = 455,716.59 : x
  2. Step 2: Convert to fraction form
    1,415,966.64/2,122,527.87 = 455,716.59/x
  3. Step 3: Cross multiply
    1,415,966.64x = 2,122,527.87 × 455,716.59
  4. Step 4: Simplify right side
    1,415,966.64x = 967,271,163,096.36
  5. Step 5: Solve for x
    x = 967,271,163,096.36/1,415,966.64
  6. Step 6: Final answer
    x = 683,117.20

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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.