Home / 1,105,175.15-1,657,762.73-395,160.14

Finding the Fourth Proportional to 1,105,175.15, 1,657,762.73 and 395,160.14

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Solution

The fourth proportional to 1,105,175.15, 1,657,762.73 and 395,160.14 is: 592,740.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,175.15 : 1,657,762.73 = 395,160.14 : x
  2. Step 2: Convert to fraction form
    1,105,175.15/1,657,762.73 = 395,160.14/x
  3. Step 3: Cross multiply
    1,105,175.15x = 1,657,762.73 × 395,160.14
  4. Step 4: Simplify right side
    1,105,175.15x = 655,081,742,208.97
  5. Step 5: Solve for x
    x = 655,081,742,208.97/1,105,175.15
  6. Step 6: Final answer
    x = 592,740.21

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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.