Home / 1,005,160.56-1,387,124.64-575,443.92

Finding the Fourth Proportional to 1,005,160.56, 1,387,124.64 and 575,443.92

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Solution

The fourth proportional to 1,005,160.56, 1,387,124.64 and 575,443.92 is: 794,114.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,160.56 : 1,387,124.64 = 575,443.92 : x
  2. Step 2: Convert to fraction form
    1,005,160.56/1,387,124.64 = 575,443.92/x
  3. Step 3: Cross multiply
    1,005,160.56x = 1,387,124.64 × 575,443.92
  4. Step 4: Simplify right side
    1,005,160.56x = 798,212,440,370.19
  5. Step 5: Solve for x
    x = 798,212,440,370.19/1,005,160.56
  6. Step 6: Final answer
    x = 794,114.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.