Home / 1,293,151.40-1,939,607.42-609,881.58

Finding the Fourth Proportional to 1,293,151.40, 1,939,607.42 and 609,881.58

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Solution

The fourth proportional to 1,293,151.40, 1,939,607.42 and 609,881.58 is: 914,765.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,151.40 : 1,939,607.42 = 609,881.58 : x
  2. Step 2: Convert to fraction form
    1,293,151.40/1,939,607.42 = 609,881.58/x
  3. Step 3: Cross multiply
    1,293,151.40x = 1,939,607.42 × 609,881.58
  4. Step 4: Simplify right side
    1,293,151.40x = 1,182,930,837,889.32
  5. Step 5: Solve for x
    x = 1,182,930,837,889.32/1,293,151.40
  6. Step 6: Final answer
    x = 914,765.93

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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.