Home / 1,806,557.62-2,709,837.51-458,821.30

Finding the Fourth Proportional to 1,806,557.62, 2,709,837.51 and 458,821.30

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Solution

The fourth proportional to 1,806,557.62, 2,709,837.51 and 458,821.30 is: 688,232.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,557.62 : 2,709,837.51 = 458,821.30 : x
  2. Step 2: Convert to fraction form
    1,806,557.62/2,709,837.51 = 458,821.30/x
  3. Step 3: Cross multiply
    1,806,557.62x = 2,709,837.51 × 458,821.30
  4. Step 4: Simplify right side
    1,806,557.62x = 1,243,331,169,126.96
  5. Step 5: Solve for x
    x = 1,243,331,169,126.96/1,806,557.62
  6. Step 6: Final answer
    x = 688,232.22

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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.