Home / 3,585,030.47-5,379,135.06-1,878,768.11

Finding the Fourth Proportional to 3,585,030.47, 5,379,135.06 and 1,878,768.11

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Solution

The fourth proportional to 3,585,030.47, 5,379,135.06 and 1,878,768.11 is: 2,818,985.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,030.47 : 5,379,135.06 = 1,878,768.11 : x
  2. Step 2: Convert to fraction form
    3,585,030.47/5,379,135.06 = 1,878,768.11/x
  3. Step 3: Cross multiply
    3,585,030.47x = 5,379,135.06 × 1,878,768.11
  4. Step 4: Simplify right side
    3,585,030.47x = 10,106,147,410,110.94
  5. Step 5: Solve for x
    x = 10,106,147,410,110.94/3,585,030.47
  6. Step 6: Final answer
    x = 2,818,985.08

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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.