Home / 1,427,113.00-2,140,557.80-402,401.89

Finding the Fourth Proportional to 1,427,113.00, 2,140,557.80 and 402,401.89

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Solution

The fourth proportional to 1,427,113.00, 2,140,557.80 and 402,401.89 is: 603,571.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,113.00 : 2,140,557.80 = 402,401.89 : x
  2. Step 2: Convert to fraction form
    1,427,113.00/2,140,557.80 = 402,401.89/x
  3. Step 3: Cross multiply
    1,427,113.00x = 2,140,557.80 × 402,401.89
  4. Step 4: Simplify right side
    1,427,113.00x = 861,364,493,671.45
  5. Step 5: Solve for x
    x = 861,364,493,671.45/1,427,113.00
  6. Step 6: Final answer
    x = 603,571.33

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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.