Home / 1,886,895.81-2,603,962.89-1,027,502.82

Finding the Fourth Proportional to 1,886,895.81, 2,603,962.89 and 1,027,502.82

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Solution

The fourth proportional to 1,886,895.81, 2,603,962.89 and 1,027,502.82 is: 1,417,979.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,895.81 : 2,603,962.89 = 1,027,502.82 : x
  2. Step 2: Convert to fraction form
    1,886,895.81/2,603,962.89 = 1,027,502.82/x
  3. Step 3: Cross multiply
    1,886,895.81x = 2,603,962.89 × 1,027,502.82
  4. Step 4: Simplify right side
    1,886,895.81x = 2,675,579,212,650.35
  5. Step 5: Solve for x
    x = 2,675,579,212,650.35/1,886,895.81
  6. Step 6: Final answer
    x = 1,417,979.31

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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.