Home / 2,075,135.10-3,112,702.65-1,655,231.10

Finding the Fourth Proportional to 2,075,135.10, 3,112,702.65 and 1,655,231.10

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Solution

The fourth proportional to 2,075,135.10, 3,112,702.65 and 1,655,231.10 is: 2,482,846.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,135.10 : 3,112,702.65 = 1,655,231.10 : x
  2. Step 2: Convert to fraction form
    2,075,135.10/3,112,702.65 = 1,655,231.10/x
  3. Step 3: Cross multiply
    2,075,135.10x = 3,112,702.65 × 1,655,231.10
  4. Step 4: Simplify right side
    2,075,135.10x = 5,152,242,231,332.42
  5. Step 5: Solve for x
    x = 5,152,242,231,332.42/2,075,135.10
  6. Step 6: Final answer
    x = 2,482,846.65

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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.