Home / 1,886,209.47-2,602,969.36-1,026,776.18

Finding the Fourth Proportional to 1,886,209.47, 2,602,969.36 and 1,026,776.18

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Solution

The fourth proportional to 1,886,209.47, 2,602,969.36 and 1,026,776.18 is: 1,416,951.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,209.47 : 2,602,969.36 = 1,026,776.18 : x
  2. Step 2: Convert to fraction form
    1,886,209.47/2,602,969.36 = 1,026,776.18/x
  3. Step 3: Cross multiply
    1,886,209.47x = 2,602,969.36 × 1,026,776.18
  4. Step 4: Simplify right side
    1,886,209.47x = 2,672,666,940,058.33
  5. Step 5: Solve for x
    x = 2,672,666,940,058.33/1,886,209.47
  6. Step 6: Final answer
    x = 1,416,951.29

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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.