Home / 2,075,250.40-3,107,960.40-1,406,783.20

Finding the Fourth Proportional to 2,075,250.40, 3,107,960.40 and 1,406,783.20

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Solution

The fourth proportional to 2,075,250.40, 3,107,960.40 and 1,406,783.20 is: 2,106,842.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,250.40 : 3,107,960.40 = 1,406,783.20 : x
  2. Step 2: Convert to fraction form
    2,075,250.40/3,107,960.40 = 1,406,783.20/x
  3. Step 3: Cross multiply
    2,075,250.40x = 3,107,960.40 × 1,406,783.20
  4. Step 4: Simplify right side
    2,075,250.40x = 4,372,226,476,985.28
  5. Step 5: Solve for x
    x = 4,372,226,476,985.28/2,075,250.40
  6. Step 6: Final answer
    x = 2,106,842.85

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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.