Home / 2,634,903.76-3,636,169.74-1,427,679.76

Finding the Fourth Proportional to 2,634,903.76, 3,636,169.74 and 1,427,679.76

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Solution

The fourth proportional to 2,634,903.76, 3,636,169.74 and 1,427,679.76 is: 1,970,199.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634,903.76 : 3,636,169.74 = 1,427,679.76 : x
  2. Step 2: Convert to fraction form
    2,634,903.76/3,636,169.74 = 1,427,679.76/x
  3. Step 3: Cross multiply
    2,634,903.76x = 3,636,169.74 × 1,427,679.76
  4. Step 4: Simplify right side
    2,634,903.76x = 5,191,285,941,722.46
  5. Step 5: Solve for x
    x = 5,191,285,941,722.46/2,634,903.76
  6. Step 6: Final answer
    x = 1,970,199.45

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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.