Home / 1,886,383.59-2,603,127.69-1,026,946.86

Finding the Fourth Proportional to 1,886,383.59, 2,603,127.69 and 1,026,946.86

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Solution

The fourth proportional to 1,886,383.59, 2,603,127.69 and 1,026,946.86 is: 1,417,142.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,383.59 : 2,603,127.69 = 1,026,946.86 : x
  2. Step 2: Convert to fraction form
    1,886,383.59/2,603,127.69 = 1,026,946.86/x
  3. Step 3: Cross multiply
    1,886,383.59x = 2,603,127.69 × 1,026,946.86
  4. Step 4: Simplify right side
    1,886,383.59x = 2,673,273,807,424.55
  5. Step 5: Solve for x
    x = 2,673,273,807,424.55/1,886,383.59
  6. Step 6: Final answer
    x = 1,417,142.21

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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.