Home / 1,237,979.23-1,856,975-563,588.74

Finding the Fourth Proportional to 1,237,979.23, 1,856,975 and 563,588.74

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Solution

The fourth proportional to 1,237,979.23, 1,856,975 and 563,588.74 is: 845,385.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,979.23 : 1,856,975 = 563,588.74 : x
  2. Step 2: Convert to fraction form
    1,237,979.23/1,856,975 = 563,588.74/x
  3. Step 3: Cross multiply
    1,237,979.23x = 1,856,975 × 563,588.74
  4. Step 4: Simplify right side
    1,237,979.23x = 1,046,570,200,461.50
  5. Step 5: Solve for x
    x = 1,046,570,200,461.50/1,237,979.23
  6. Step 6: Final answer
    x = 845,385.91

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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.