Home / 3,712,075.34-5,123,382.43-2,420,673.71

Finding the Fourth Proportional to 3,712,075.34, 5,123,382.43 and 2,420,673.71

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Solution

The fourth proportional to 3,712,075.34, 5,123,382.43 and 2,420,673.71 is: 3,340,998.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712,075.34 : 5,123,382.43 = 2,420,673.71 : x
  2. Step 2: Convert to fraction form
    3,712,075.34/5,123,382.43 = 2,420,673.71/x
  3. Step 3: Cross multiply
    3,712,075.34x = 5,123,382.43 × 2,420,673.71
  4. Step 4: Simplify right side
    3,712,075.34x = 12,402,037,122,908.32
  5. Step 5: Solve for x
    x = 12,402,037,122,908.32/3,712,075.34
  6. Step 6: Final answer
    x = 3,340,998.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.