Home / 1,152,751.14-1,729,089.81-521,664.93

Finding the Fourth Proportional to 1,152,751.14, 1,729,089.81 and 521,664.93

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Solution

The fourth proportional to 1,152,751.14, 1,729,089.81 and 521,664.93 is: 782,480.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,751.14 : 1,729,089.81 = 521,664.93 : x
  2. Step 2: Convert to fraction form
    1,152,751.14/1,729,089.81 = 521,664.93/x
  3. Step 3: Cross multiply
    1,152,751.14x = 1,729,089.81 × 521,664.93
  4. Step 4: Simplify right side
    1,152,751.14x = 902,005,514,697.36
  5. Step 5: Solve for x
    x = 902,005,514,697.36/1,152,751.14
  6. Step 6: Final answer
    x = 782,480.70

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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.