Home / 1,871,502.20-2,808,225.30-874,230.20

Finding the Fourth Proportional to 1,871,502.20, 2,808,225.30 and 874,230.20

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Solution

The fourth proportional to 1,871,502.20, 2,808,225.30 and 874,230.20 is: 1,311,799.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,502.20 : 2,808,225.30 = 874,230.20 : x
  2. Step 2: Convert to fraction form
    1,871,502.20/2,808,225.30 = 874,230.20/x
  3. Step 3: Cross multiply
    1,871,502.20x = 2,808,225.30 × 874,230.20
  4. Step 4: Simplify right side
    1,871,502.20x = 2,455,035,365,664.06
  5. Step 5: Solve for x
    x = 2,455,035,365,664.06/1,871,502.20
  6. Step 6: Final answer
    x = 1,311,799.35

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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.