Home / 1,573,313.80-2,359,970.70-391,361.80

Finding the Fourth Proportional to 1,573,313.80, 2,359,970.70 and 391,361.80

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Solution

The fourth proportional to 1,573,313.80, 2,359,970.70 and 391,361.80 is: 587,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,313.80 : 2,359,970.70 = 391,361.80 : x
  2. Step 2: Convert to fraction form
    1,573,313.80/2,359,970.70 = 391,361.80/x
  3. Step 3: Cross multiply
    1,573,313.80x = 2,359,970.70 × 391,361.80
  4. Step 4: Simplify right side
    1,573,313.80x = 923,602,381,099.26
  5. Step 5: Solve for x
    x = 923,602,381,099.26/1,573,313.80
  6. Step 6: Final answer
    x = 587,042.70

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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.