Home / 1,667,303.39-2,300,848.64-942,135.50

Finding the Fourth Proportional to 1,667,303.39, 2,300,848.64 and 942,135.50

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Solution

The fourth proportional to 1,667,303.39, 2,300,848.64 and 942,135.50 is: 1,300,130.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,303.39 : 2,300,848.64 = 942,135.50 : x
  2. Step 2: Convert to fraction form
    1,667,303.39/2,300,848.64 = 942,135.50/x
  3. Step 3: Cross multiply
    1,667,303.39x = 2,300,848.64 × 942,135.50
  4. Step 4: Simplify right side
    1,667,303.39x = 2,167,711,188,445.17
  5. Step 5: Solve for x
    x = 2,167,711,188,445.17/1,667,303.39
  6. Step 6: Final answer
    x = 1,300,130.02

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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.