Home / 1,116,088.85-1,672,804.07-777,295.22

Finding the Fourth Proportional to 1,116,088.85, 1,672,804.07 and 777,295.22

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Solution

The fourth proportional to 1,116,088.85, 1,672,804.07 and 777,295.22 is: 1,165,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,088.85 : 1,672,804.07 = 777,295.22 : x
  2. Step 2: Convert to fraction form
    1,116,088.85/1,672,804.07 = 777,295.22/x
  3. Step 3: Cross multiply
    1,116,088.85x = 1,672,804.07 × 777,295.22
  4. Step 4: Simplify right side
    1,116,088.85x = 1,300,262,595,357.05
  5. Step 5: Solve for x
    x = 1,300,262,595,357.05/1,116,088.85
  6. Step 6: Final answer
    x = 1,165,017.10

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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.