Home / 1,909,140.80-2,634,563.76-1,037,948

Finding the Fourth Proportional to 1,909,140.80, 2,634,563.76 and 1,037,948

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Solution

The fourth proportional to 1,909,140.80, 2,634,563.76 and 1,037,948 is: 1,432,340.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,140.80 : 2,634,563.76 = 1,037,948 : x
  2. Step 2: Convert to fraction form
    1,909,140.80/2,634,563.76 = 1,037,948/x
  3. Step 3: Cross multiply
    1,909,140.80x = 2,634,563.76 × 1,037,948
  4. Step 4: Simplify right side
    1,909,140.80x = 2,734,540,185,564.48
  5. Step 5: Solve for x
    x = 2,734,540,185,564.48/1,909,140.80
  6. Step 6: Final answer
    x = 1,432,340.76

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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.