Home / 4,243,607.70-6,365,411.55-1,719,345.30

Finding the Fourth Proportional to 4,243,607.70, 6,365,411.55 and 1,719,345.30

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Solution

The fourth proportional to 4,243,607.70, 6,365,411.55 and 1,719,345.30 is: 2,579,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243,607.70 : 6,365,411.55 = 1,719,345.30 : x
  2. Step 2: Convert to fraction form
    4,243,607.70/6,365,411.55 = 1,719,345.30/x
  3. Step 3: Cross multiply
    4,243,607.70x = 6,365,411.55 × 1,719,345.30
  4. Step 4: Simplify right side
    4,243,607.70x = 10,944,340,431,058.21
  5. Step 5: Solve for x
    x = 10,944,340,431,058.21/4,243,607.70
  6. Step 6: Final answer
    x = 2,579,017.95

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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.