Home / 2,838,510-3,917,303.64-1,631,363.76

Finding the Fourth Proportional to 2,838,510, 3,917,303.64 and 1,631,363.76

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Solution

The fourth proportional to 2,838,510, 3,917,303.64 and 1,631,363.76 is: 2,251,373.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,510 : 3,917,303.64 = 1,631,363.76 : x
  2. Step 2: Convert to fraction form
    2,838,510/3,917,303.64 = 1,631,363.76/x
  3. Step 3: Cross multiply
    2,838,510x = 3,917,303.64 × 1,631,363.76
  4. Step 4: Simplify right side
    2,838,510x = 6,390,547,195,212.09
  5. Step 5: Solve for x
    x = 6,390,547,195,212.09/2,838,510
  6. Step 6: Final answer
    x = 2,251,373.85

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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.