Home / 1,300,460.12-1,794,637.60-727,509.86

Finding the Fourth Proportional to 1,300,460.12, 1,794,637.60 and 727,509.86

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Solution

The fourth proportional to 1,300,460.12, 1,794,637.60 and 727,509.86 is: 1,003,965.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,460.12 : 1,794,637.60 = 727,509.86 : x
  2. Step 2: Convert to fraction form
    1,300,460.12/1,794,637.60 = 727,509.86/x
  3. Step 3: Cross multiply
    1,300,460.12x = 1,794,637.60 × 727,509.86
  4. Step 4: Simplify right side
    1,300,460.12x = 1,305,616,549,126.74
  5. Step 5: Solve for x
    x = 1,305,616,549,126.74/1,300,460.12
  6. Step 6: Final answer
    x = 1,003,965.08

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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.