Home / 1,416,301.71-2,125,080.58-742,222.77

Finding the Fourth Proportional to 1,416,301.71, 2,125,080.58 and 742,222.77

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Solution

The fourth proportional to 1,416,301.71, 2,125,080.58 and 742,222.77 is: 1,113,663.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,301.71 : 2,125,080.58 = 742,222.77 : x
  2. Step 2: Convert to fraction form
    1,416,301.71/2,125,080.58 = 742,222.77/x
  3. Step 3: Cross multiply
    1,416,301.71x = 2,125,080.58 × 742,222.77
  4. Step 4: Simplify right side
    1,416,301.71x = 1,577,283,194,560.81
  5. Step 5: Solve for x
    x = 1,577,283,194,560.81/1,416,301.71
  6. Step 6: Final answer
    x = 1,113,663.27

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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.