Home / 1,668,175.68-2,302,117.20-942,980.16

Finding the Fourth Proportional to 1,668,175.68, 2,302,117.20 and 942,980.16

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Solution

The fourth proportional to 1,668,175.68, 2,302,117.20 and 942,980.16 is: 1,301,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,175.68 : 2,302,117.20 = 942,980.16 : x
  2. Step 2: Convert to fraction form
    1,668,175.68/2,302,117.20 = 942,980.16/x
  3. Step 3: Cross multiply
    1,668,175.68x = 2,302,117.20 × 942,980.16
  4. Step 4: Simplify right side
    1,668,175.68x = 2,170,850,845,594.75
  5. Step 5: Solve for x
    x = 2,170,850,845,594.75/1,668,175.68
  6. Step 6: Final answer
    x = 1,301,332.27

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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.