Home / 2,459,521-3,394,138.98-1,386,433

Finding the Fourth Proportional to 2,459,521, 3,394,138.98 and 1,386,433

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Solution

The fourth proportional to 2,459,521, 3,394,138.98 and 1,386,433 is: 1,913,277.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459,521 : 3,394,138.98 = 1,386,433 : x
  2. Step 2: Convert to fraction form
    2,459,521/3,394,138.98 = 1,386,433/x
  3. Step 3: Cross multiply
    2,459,521x = 3,394,138.98 × 1,386,433
  4. Step 4: Simplify right side
    2,459,521x = 4,705,746,288,458.34
  5. Step 5: Solve for x
    x = 4,705,746,288,458.34/2,459,521
  6. Step 6: Final answer
    x = 1,913,277.54

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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.