Home / 1,886,202.61-2,602,959.90-1,026,769.30

Finding the Fourth Proportional to 1,886,202.61, 2,602,959.90 and 1,026,769.30

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Solution

The fourth proportional to 1,886,202.61, 2,602,959.90 and 1,026,769.30 is: 1,416,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,202.61 : 2,602,959.90 = 1,026,769.30 : x
  2. Step 2: Convert to fraction form
    1,886,202.61/2,602,959.90 = 1,026,769.30/x
  3. Step 3: Cross multiply
    1,886,202.61x = 2,602,959.90 × 1,026,769.30
  4. Step 4: Simplify right side
    1,886,202.61x = 2,672,639,314,451.07
  5. Step 5: Solve for x
    x = 2,672,639,314,451.07/1,886,202.61
  6. Step 6: Final answer
    x = 1,416,941.80

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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.