Home / 1,556,724.60-2,335,086.90-434,793.60

Finding the Fourth Proportional to 1,556,724.60, 2,335,086.90 and 434,793.60

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Solution

The fourth proportional to 1,556,724.60, 2,335,086.90 and 434,793.60 is: 652,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,724.60 : 2,335,086.90 = 434,793.60 : x
  2. Step 2: Convert to fraction form
    1,556,724.60/2,335,086.90 = 434,793.60/x
  3. Step 3: Cross multiply
    1,556,724.60x = 2,335,086.90 × 434,793.60
  4. Step 4: Simplify right side
    1,556,724.60x = 1,015,280,839,563.84
  5. Step 5: Solve for x
    x = 1,015,280,839,563.84/1,556,724.60
  6. Step 6: Final answer
    x = 652,190.40

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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.