Home / 6,307,908-8,704,916.40-3,407,298.81

Finding the Fourth Proportional to 6,307,908, 8,704,916.40 and 3,407,298.81

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Solution

The fourth proportional to 6,307,908, 8,704,916.40 and 3,407,298.81 is: 4,702,074.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307,908 : 8,704,916.40 = 3,407,298.81 : x
  2. Step 2: Convert to fraction form
    6,307,908/8,704,916.40 = 3,407,298.81/x
  3. Step 3: Cross multiply
    6,307,908x = 8,704,916.40 × 3,407,298.81
  4. Step 4: Simplify right side
    6,307,908x = 29,660,251,290,869.48
  5. Step 5: Solve for x
    x = 29,660,251,290,869.48/6,307,908
  6. Step 6: Final answer
    x = 4,702,074.17

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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.