Home / 1,448,602.29-2,175,036.47-810,156.89

Finding the Fourth Proportional to 1,448,602.29, 2,175,036.47 and 810,156.89

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Solution

The fourth proportional to 1,448,602.29, 2,175,036.47 and 810,156.89 is: 1,216,428.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,602.29 : 2,175,036.47 = 810,156.89 : x
  2. Step 2: Convert to fraction form
    1,448,602.29/2,175,036.47 = 810,156.89/x
  3. Step 3: Cross multiply
    1,448,602.29x = 2,175,036.47 × 810,156.89
  4. Step 4: Simplify right side
    1,448,602.29x = 1,762,120,788,553.02
  5. Step 5: Solve for x
    x = 1,762,120,788,553.02/1,448,602.29
  6. Step 6: Final answer
    x = 1,216,428.28

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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.