Home / 1,448,965.20-2,171,374.20-1,066,904.40

Finding the Fourth Proportional to 1,448,965.20, 2,171,374.20 and 1,066,904.40

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Solution

The fourth proportional to 1,448,965.20, 2,171,374.20 and 1,066,904.40 is: 1,598,829.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,965.20 : 2,171,374.20 = 1,066,904.40 : x
  2. Step 2: Convert to fraction form
    1,448,965.20/2,171,374.20 = 1,066,904.40/x
  3. Step 3: Cross multiply
    1,448,965.20x = 2,171,374.20 × 1,066,904.40
  4. Step 4: Simplify right side
    1,448,965.20x = 2,316,648,688,026.48
  5. Step 5: Solve for x
    x = 2,316,648,688,026.48/1,448,965.20
  6. Step 6: Final answer
    x = 1,598,829.76

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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.