Home / 2,454,695.51-3,385,734.86-1,638,487.67

Finding the Fourth Proportional to 2,454,695.51, 3,385,734.86 and 1,638,487.67

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Solution

The fourth proportional to 2,454,695.51, 3,385,734.86 and 1,638,487.67 is: 2,259,948.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454,695.51 : 3,385,734.86 = 1,638,487.67 : x
  2. Step 2: Convert to fraction form
    2,454,695.51/3,385,734.86 = 1,638,487.67/x
  3. Step 3: Cross multiply
    2,454,695.51x = 3,385,734.86 × 1,638,487.67
  4. Step 4: Simplify right side
    2,454,695.51x = 5,547,484,809,166.72
  5. Step 5: Solve for x
    x = 5,547,484,809,166.72/2,454,695.51
  6. Step 6: Final answer
    x = 2,259,948.25

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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.