Home / 1,181,411.36-1,772,031.36-461,617.76

Finding the Fourth Proportional to 1,181,411.36, 1,772,031.36 and 461,617.76

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Solution

The fourth proportional to 1,181,411.36, 1,772,031.36 and 461,617.76 is: 692,393.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,411.36 : 1,772,031.36 = 461,617.76 : x
  2. Step 2: Convert to fraction form
    1,181,411.36/1,772,031.36 = 461,617.76/x
  3. Step 3: Cross multiply
    1,181,411.36x = 1,772,031.36 × 461,617.76
  4. Step 4: Simplify right side
    1,181,411.36x = 818,001,147,052.95
  5. Step 5: Solve for x
    x = 818,001,147,052.95/1,181,411.36
  6. Step 6: Final answer
    x = 692,393.16

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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.