Home / 2,087,779.32-2,880,476.64-1,169,880.84

Finding the Fourth Proportional to 2,087,779.32, 2,880,476.64 and 1,169,880.84

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Solution

The fourth proportional to 2,087,779.32, 2,880,476.64 and 1,169,880.84 is: 1,614,066.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,779.32 : 2,880,476.64 = 1,169,880.84 : x
  2. Step 2: Convert to fraction form
    2,087,779.32/2,880,476.64 = 1,169,880.84/x
  3. Step 3: Cross multiply
    2,087,779.32x = 2,880,476.64 × 1,169,880.84
  4. Step 4: Simplify right side
    2,087,779.32x = 3,369,814,431,203.58
  5. Step 5: Solve for x
    x = 3,369,814,431,203.58/2,087,779.32
  6. Step 6: Final answer
    x = 1,614,066.39

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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.