Home / 1,871,223.07-2,582,289.67-1,011,783.10

Finding the Fourth Proportional to 1,871,223.07, 2,582,289.67 and 1,011,783.10

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Solution

The fourth proportional to 1,871,223.07, 2,582,289.67 and 1,011,783.10 is: 1,396,261.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,223.07 : 2,582,289.67 = 1,011,783.10 : x
  2. Step 2: Convert to fraction form
    1,871,223.07/2,582,289.67 = 1,011,783.10/x
  3. Step 3: Cross multiply
    1,871,223.07x = 2,582,289.67 × 1,011,783.10
  4. Step 4: Simplify right side
    1,871,223.07x = 2,612,717,042,351.66
  5. Step 5: Solve for x
    x = 2,612,717,042,351.66/1,871,223.07
  6. Step 6: Final answer
    x = 1,396,261.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.