Home / 1,886,215.47-2,602,977.63-1,026,782.19

Finding the Fourth Proportional to 1,886,215.47, 2,602,977.63 and 1,026,782.19

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Solution

The fourth proportional to 1,886,215.47, 2,602,977.63 and 1,026,782.19 is: 1,416,959.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,215.47 : 2,602,977.63 = 1,026,782.19 : x
  2. Step 2: Convert to fraction form
    1,886,215.47/2,602,977.63 = 1,026,782.19/x
  3. Step 3: Cross multiply
    1,886,215.47x = 2,602,977.63 × 1,026,782.19
  4. Step 4: Simplify right side
    1,886,215.47x = 2,672,691,071,452.41
  5. Step 5: Solve for x
    x = 2,672,691,071,452.41/1,886,215.47
  6. Step 6: Final answer
    x = 1,416,959.58

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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.