Home / 1,306,221.90-1,956,349.80-623,588.93

Finding the Fourth Proportional to 1,306,221.90, 1,956,349.80 and 623,588.93

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Solution

The fourth proportional to 1,306,221.90, 1,956,349.80 and 623,588.93 is: 933,959.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,221.90 : 1,956,349.80 = 623,588.93 : x
  2. Step 2: Convert to fraction form
    1,306,221.90/1,956,349.80 = 623,588.93/x
  3. Step 3: Cross multiply
    1,306,221.90x = 1,956,349.80 × 623,588.93
  4. Step 4: Simplify right side
    1,306,221.90x = 1,219,958,078,487.71
  5. Step 5: Solve for x
    x = 1,219,958,078,487.71/1,306,221.90
  6. Step 6: Final answer
    x = 933,959.29

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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.