Home / 1,484,125.09-2,048,100.21-839,531.45

Finding the Fourth Proportional to 1,484,125.09, 2,048,100.21 and 839,531.45

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Solution

The fourth proportional to 1,484,125.09, 2,048,100.21 and 839,531.45 is: 1,158,557.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,125.09 : 2,048,100.21 = 839,531.45 : x
  2. Step 2: Convert to fraction form
    1,484,125.09/2,048,100.21 = 839,531.45/x
  3. Step 3: Cross multiply
    1,484,125.09x = 2,048,100.21 × 839,531.45
  4. Step 4: Simplify right side
    1,484,125.09x = 1,719,444,537,887.61
  5. Step 5: Solve for x
    x = 1,719,444,537,887.61/1,484,125.09
  6. Step 6: Final answer
    x = 1,158,557.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.