Home / 1,917,746.88-2,874,597.89-638,011.59

Finding the Fourth Proportional to 1,917,746.88, 2,874,597.89 and 638,011.59

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Solution

The fourth proportional to 1,917,746.88, 2,874,597.89 and 638,011.59 is: 956,344.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,746.88 : 2,874,597.89 = 638,011.59 : x
  2. Step 2: Convert to fraction form
    1,917,746.88/2,874,597.89 = 638,011.59/x
  3. Step 3: Cross multiply
    1,917,746.88x = 2,874,597.89 × 638,011.59
  4. Step 4: Simplify right side
    1,917,746.88x = 1,834,026,767,219.49
  5. Step 5: Solve for x
    x = 1,834,026,767,219.49/1,917,746.88
  6. Step 6: Final answer
    x = 956,344.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.