Home / 1,436,661.34-2,155,047.28-538,010.08

Finding the Fourth Proportional to 1,436,661.34, 2,155,047.28 and 538,010.08

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Solution

The fourth proportional to 1,436,661.34, 2,155,047.28 and 538,010.08 is: 807,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,661.34 : 2,155,047.28 = 538,010.08 : x
  2. Step 2: Convert to fraction form
    1,436,661.34/2,155,047.28 = 538,010.08/x
  3. Step 3: Cross multiply
    1,436,661.34x = 2,155,047.28 × 538,010.08
  4. Step 4: Simplify right side
    1,436,661.34x = 1,159,437,159,516.58
  5. Step 5: Solve for x
    x = 1,159,437,159,516.58/1,436,661.34
  6. Step 6: Final answer
    x = 807,035.82

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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.