Home / 1,356,036.50-1,871,330.37-752,521.62

Finding the Fourth Proportional to 1,356,036.50, 1,871,330.37 and 752,521.62

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Solution

The fourth proportional to 1,356,036.50, 1,871,330.37 and 752,521.62 is: 1,038,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,036.50 : 1,871,330.37 = 752,521.62 : x
  2. Step 2: Convert to fraction form
    1,356,036.50/1,871,330.37 = 752,521.62/x
  3. Step 3: Cross multiply
    1,356,036.50x = 1,871,330.37 × 752,521.62
  4. Step 4: Simplify right side
    1,356,036.50x = 1,408,216,561,587.60
  5. Step 5: Solve for x
    x = 1,408,216,561,587.60/1,356,036.50
  6. Step 6: Final answer
    x = 1,038,479.84

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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.