Home / 3,283,671.40-4,926,025.50-1,390,424.68

Finding the Fourth Proportional to 3,283,671.40, 4,926,025.50 and 1,390,424.68

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Solution

The fourth proportional to 3,283,671.40, 4,926,025.50 and 1,390,424.68 is: 2,085,856.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283,671.40 : 4,926,025.50 = 1,390,424.68 : x
  2. Step 2: Convert to fraction form
    3,283,671.40/4,926,025.50 = 1,390,424.68/x
  3. Step 3: Cross multiply
    3,283,671.40x = 4,926,025.50 × 1,390,424.68
  4. Step 4: Simplify right side
    3,283,671.40x = 6,849,267,429,509.34
  5. Step 5: Solve for x
    x = 6,849,267,429,509.34/3,283,671.40
  6. Step 6: Final answer
    x = 2,085,856.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.