Home / 1,725,456.56-2,588,090.67-527,378.47

Finding the Fourth Proportional to 1,725,456.56, 2,588,090.67 and 527,378.47

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Solution

The fourth proportional to 1,725,456.56, 2,588,090.67 and 527,378.47 is: 791,038.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,456.56 : 2,588,090.67 = 527,378.47 : x
  2. Step 2: Convert to fraction form
    1,725,456.56/2,588,090.67 = 527,378.47/x
  3. Step 3: Cross multiply
    1,725,456.56x = 2,588,090.67 × 527,378.47
  4. Step 4: Simplify right side
    1,725,456.56x = 1,364,903,291,295.65
  5. Step 5: Solve for x
    x = 1,364,903,291,295.65/1,725,456.56
  6. Step 6: Final answer
    x = 791,038.92

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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.