Home / 1,416,261.40-2,125,019.95-742,182.44

Finding the Fourth Proportional to 1,416,261.40, 2,125,019.95 and 742,182.44

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Solution

The fourth proportional to 1,416,261.40, 2,125,019.95 and 742,182.44 is: 1,113,602.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,261.40 : 2,125,019.95 = 742,182.44 : x
  2. Step 2: Convert to fraction form
    1,416,261.40/2,125,019.95 = 742,182.44/x
  3. Step 3: Cross multiply
    1,416,261.40x = 2,125,019.95 × 742,182.44
  4. Step 4: Simplify right side
    1,416,261.40x = 1,577,152,479,059.12
  5. Step 5: Solve for x
    x = 1,577,152,479,059.12/1,416,261.40
  6. Step 6: Final answer
    x = 1,113,602.67

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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.