Home / 2,927,187.88-4,039,567.10-1,602,589.51

Finding the Fourth Proportional to 2,927,187.88, 4,039,567.10 and 1,602,589.51

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Solution

The fourth proportional to 2,927,187.88, 4,039,567.10 and 1,602,589.51 is: 2,211,599.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,187.88 : 4,039,567.10 = 1,602,589.51 : x
  2. Step 2: Convert to fraction form
    2,927,187.88/4,039,567.10 = 1,602,589.51/x
  3. Step 3: Cross multiply
    2,927,187.88x = 4,039,567.10 × 1,602,589.51
  4. Step 4: Simplify right side
    2,927,187.88x = 6,473,767,859,401.12
  5. Step 5: Solve for x
    x = 6,473,767,859,401.12/2,927,187.88
  6. Step 6: Final answer
    x = 2,211,599.71

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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.