Home / 1,008,058.40-1,510,532.40-874,311.20

Finding the Fourth Proportional to 1,008,058.40, 1,510,532.40 and 874,311.20

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Solution

The fourth proportional to 1,008,058.40, 1,510,532.40 and 874,311.20 is: 1,310,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,058.40 : 1,510,532.40 = 874,311.20 : x
  2. Step 2: Convert to fraction form
    1,008,058.40/1,510,532.40 = 874,311.20/x
  3. Step 3: Cross multiply
    1,008,058.40x = 1,510,532.40 × 874,311.20
  4. Step 4: Simplify right side
    1,008,058.40x = 1,320,675,395,282.88
  5. Step 5: Solve for x
    x = 1,320,675,395,282.88/1,008,058.40
  6. Step 6: Final answer
    x = 1,310,117.94

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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.