Home / 1,765,152.64-2,648,623.20-805,501.90

Finding the Fourth Proportional to 1,765,152.64, 2,648,623.20 and 805,501.90

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Solution

The fourth proportional to 1,765,152.64, 2,648,623.20 and 805,501.90 is: 1,208,660.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,152.64 : 2,648,623.20 = 805,501.90 : x
  2. Step 2: Convert to fraction form
    1,765,152.64/2,648,623.20 = 805,501.90/x
  3. Step 3: Cross multiply
    1,765,152.64x = 2,648,623.20 × 805,501.90
  4. Step 4: Simplify right side
    1,765,152.64x = 2,133,471,019,984.08
  5. Step 5: Solve for x
    x = 2,133,471,019,984.08/1,765,152.64
  6. Step 6: Final answer
    x = 1,208,660.92

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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.