Home / 2,117,386.98-2,921,988.13-1,150,520.63

Finding the Fourth Proportional to 2,117,386.98, 2,921,988.13 and 1,150,520.63

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Solution

The fourth proportional to 2,117,386.98, 2,921,988.13 and 1,150,520.63 is: 1,587,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,386.98 : 2,921,988.13 = 1,150,520.63 : x
  2. Step 2: Convert to fraction form
    2,117,386.98/2,921,988.13 = 1,150,520.63/x
  3. Step 3: Cross multiply
    2,117,386.98x = 2,921,988.13 × 1,150,520.63
  4. Step 4: Simplify right side
    2,117,386.98x = 3,361,807,606,693.88
  5. Step 5: Solve for x
    x = 3,361,807,606,693.88/2,117,386.98
  6. Step 6: Final answer
    x = 1,587,715.25

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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.