Home / 1,658,597.10-2,289,570.20-1,115,048.13

Finding the Fourth Proportional to 1,658,597.10, 2,289,570.20 and 1,115,048.13

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Solution

The fourth proportional to 1,658,597.10, 2,289,570.20 and 1,115,048.13 is: 1,539,241.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,597.10 : 2,289,570.20 = 1,115,048.13 : x
  2. Step 2: Convert to fraction form
    1,658,597.10/2,289,570.20 = 1,115,048.13/x
  3. Step 3: Cross multiply
    1,658,597.10x = 2,289,570.20 × 1,115,048.13
  4. Step 4: Simplify right side
    1,658,597.10x = 2,552,980,970,013.73
  5. Step 5: Solve for x
    x = 2,552,980,970,013.73/1,658,597.10
  6. Step 6: Final answer
    x = 1,539,241.19

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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.