Home / 2,039,885.40-3,060,119.70-692,110.20

Finding the Fourth Proportional to 2,039,885.40, 3,060,119.70 and 692,110.20

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Solution

The fourth proportional to 2,039,885.40, 3,060,119.70 and 692,110.20 is: 1,038,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,885.40 : 3,060,119.70 = 692,110.20 : x
  2. Step 2: Convert to fraction form
    2,039,885.40/3,060,119.70 = 692,110.20/x
  3. Step 3: Cross multiply
    2,039,885.40x = 3,060,119.70 × 692,110.20
  4. Step 4: Simplify right side
    2,039,885.40x = 2,117,940,057,590.94
  5. Step 5: Solve for x
    x = 2,117,940,057,590.94/2,039,885.40
  6. Step 6: Final answer
    x = 1,038,264.24

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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.