Home / 2,927,707.32-4,040,235.51-1,638,547.64

Finding the Fourth Proportional to 2,927,707.32, 4,040,235.51 and 1,638,547.64

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Solution

The fourth proportional to 2,927,707.32, 4,040,235.51 and 1,638,547.64 is: 2,261,195.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,707.32 : 4,040,235.51 = 1,638,547.64 : x
  2. Step 2: Convert to fraction form
    2,927,707.32/4,040,235.51 = 1,638,547.64/x
  3. Step 3: Cross multiply
    2,927,707.32x = 4,040,235.51 × 1,638,547.64
  4. Step 4: Simplify right side
    2,927,707.32x = 6,620,118,359,954.70
  5. Step 5: Solve for x
    x = 6,620,118,359,954.70/2,927,707.32
  6. Step 6: Final answer
    x = 2,261,195.41

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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.