Home / 1,548,178.36-2,323,102.78-909,729.58

Finding the Fourth Proportional to 1,548,178.36, 2,323,102.78 and 909,729.58

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Solution

The fourth proportional to 1,548,178.36, 2,323,102.78 and 909,729.58 is: 1,365,085.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,178.36 : 2,323,102.78 = 909,729.58 : x
  2. Step 2: Convert to fraction form
    1,548,178.36/2,323,102.78 = 909,729.58/x
  3. Step 3: Cross multiply
    1,548,178.36x = 2,323,102.78 × 909,729.58
  4. Step 4: Simplify right side
    1,548,178.36x = 2,113,395,316,031.46
  5. Step 5: Solve for x
    x = 2,113,395,316,031.46/1,548,178.36
  6. Step 6: Final answer
    x = 1,365,085.16

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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.