Home / 1,700,940.06-2,551,346.28-421,551.74

Finding the Fourth Proportional to 1,700,940.06, 2,551,346.28 and 421,551.74

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Solution

The fourth proportional to 1,700,940.06, 2,551,346.28 and 421,551.74 is: 632,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,940.06 : 2,551,346.28 = 421,551.74 : x
  2. Step 2: Convert to fraction form
    1,700,940.06/2,551,346.28 = 421,551.74/x
  3. Step 3: Cross multiply
    1,700,940.06x = 2,551,346.28 × 421,551.74
  4. Step 4: Simplify right side
    1,700,940.06x = 1,075,524,463,676.53
  5. Step 5: Solve for x
    x = 1,075,524,463,676.53/1,700,940.06
  6. Step 6: Final answer
    x = 632,311.80

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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.