Home / 1,765,425.76-2,435,660.96-1,153,931.68

Finding the Fourth Proportional to 1,765,425.76, 2,435,660.96 and 1,153,931.68

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Solution

The fourth proportional to 1,765,425.76, 2,435,660.96 and 1,153,931.68 is: 1,592,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,425.76 : 2,435,660.96 = 1,153,931.68 : x
  2. Step 2: Convert to fraction form
    1,765,425.76/2,435,660.96 = 1,153,931.68/x
  3. Step 3: Cross multiply
    1,765,425.76x = 2,435,660.96 × 1,153,931.68
  4. Step 4: Simplify right side
    1,765,425.76x = 2,810,586,343,483.21
  5. Step 5: Solve for x
    x = 2,810,586,343,483.21/1,765,425.76
  6. Step 6: Final answer
    x = 1,592,016.16

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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.