Home / 1,897,083.25-2,845,415.28-477,139.89

Finding the Fourth Proportional to 1,897,083.25, 2,845,415.28 and 477,139.89

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Solution

The fourth proportional to 1,897,083.25, 2,845,415.28 and 477,139.89 is: 715,657.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,083.25 : 2,845,415.28 = 477,139.89 : x
  2. Step 2: Convert to fraction form
    1,897,083.25/2,845,415.28 = 477,139.89/x
  3. Step 3: Cross multiply
    1,897,083.25x = 2,845,415.28 × 477,139.89
  4. Step 4: Simplify right side
    1,897,083.25x = 1,357,661,133,703.52
  5. Step 5: Solve for x
    x = 1,357,661,133,703.52/1,897,083.25
  6. Step 6: Final answer
    x = 715,657.12

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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.