Home / 3,130,649.74-4,694,055.51-1,332,509.26

Finding the Fourth Proportional to 3,130,649.74, 4,694,055.51 and 1,332,509.26

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Solution

The fourth proportional to 3,130,649.74, 4,694,055.51 and 1,332,509.26 is: 1,997,947.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,649.74 : 4,694,055.51 = 1,332,509.26 : x
  2. Step 2: Convert to fraction form
    3,130,649.74/4,694,055.51 = 1,332,509.26/x
  3. Step 3: Cross multiply
    3,130,649.74x = 4,694,055.51 × 1,332,509.26
  4. Step 4: Simplify right side
    3,130,649.74x = 6,254,872,434,029.02
  5. Step 5: Solve for x
    x = 6,254,872,434,029.02/3,130,649.74
  6. Step 6: Final answer
    x = 1,997,947.06

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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.