Home / 1,646,161.63-2,481,580.77-1,536,428.90

Finding the Fourth Proportional to 1,646,161.63, 2,481,580.77 and 1,536,428.90

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Solution

The fourth proportional to 1,646,161.63, 2,481,580.77 and 1,536,428.90 is: 2,316,159.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,161.63 : 2,481,580.77 = 1,536,428.90 : x
  2. Step 2: Convert to fraction form
    1,646,161.63/2,481,580.77 = 1,536,428.90/x
  3. Step 3: Cross multiply
    1,646,161.63x = 2,481,580.77 × 1,536,428.90
  4. Step 4: Simplify right side
    1,646,161.63x = 3,812,772,413,154.60
  5. Step 5: Solve for x
    x = 3,812,772,413,154.60/1,646,161.63
  6. Step 6: Final answer
    x = 2,316,159.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.