Home / 1,362,038.08-2,042,347.62-508,407.76

Finding the Fourth Proportional to 1,362,038.08, 2,042,347.62 and 508,407.76

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Solution

The fourth proportional to 1,362,038.08, 2,042,347.62 and 508,407.76 is: 762,346.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,038.08 : 2,042,347.62 = 508,407.76 : x
  2. Step 2: Convert to fraction form
    1,362,038.08/2,042,347.62 = 508,407.76/x
  3. Step 3: Cross multiply
    1,362,038.08x = 2,042,347.62 × 508,407.76
  4. Step 4: Simplify right side
    1,362,038.08x = 1,038,345,378,625.53
  5. Step 5: Solve for x
    x = 1,038,345,378,625.53/1,362,038.08
  6. Step 6: Final answer
    x = 762,346.81

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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.