Home / 1,662,087.42-2,292,261.93-1,146,663.45

Finding the Fourth Proportional to 1,662,087.42, 2,292,261.93 and 1,146,663.45

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Solution

The fourth proportional to 1,662,087.42, 2,292,261.93 and 1,146,663.45 is: 1,581,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,087.42 : 2,292,261.93 = 1,146,663.45 : x
  2. Step 2: Convert to fraction form
    1,662,087.42/2,292,261.93 = 1,146,663.45/x
  3. Step 3: Cross multiply
    1,662,087.42x = 2,292,261.93 × 1,146,663.45
  4. Step 4: Simplify right side
    1,662,087.42x = 2,628,452,972,957.46
  5. Step 5: Solve for x
    x = 2,628,452,972,957.46/1,662,087.42
  6. Step 6: Final answer
    x = 1,581,416.80

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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.