Home / 1,390,650.98-2,086,854-591,931.24

Finding the Fourth Proportional to 1,390,650.98, 2,086,854 and 591,931.24

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Solution

The fourth proportional to 1,390,650.98, 2,086,854 and 591,931.24 is: 888,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,390,650.98 : 2,086,854 = 591,931.24 : x
  2. Step 2: Convert to fraction form
    1,390,650.98/2,086,854 = 591,931.24/x
  3. Step 3: Cross multiply
    1,390,650.98x = 2,086,854 × 591,931.24
  4. Step 4: Simplify right side
    1,390,650.98x = 1,235,274,075,918.96
  5. Step 5: Solve for x
    x = 1,235,274,075,918.96/1,390,650.98
  6. Step 6: Final answer
    x = 888,270.38

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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.