Home / 1,047,636.44-1,570,139.96-447,892.72

Finding the Fourth Proportional to 1,047,636.44, 1,570,139.96 and 447,892.72

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Solution

The fourth proportional to 1,047,636.44, 1,570,139.96 and 447,892.72 is: 671,277.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,636.44 : 1,570,139.96 = 447,892.72 : x
  2. Step 2: Convert to fraction form
    1,047,636.44/1,570,139.96 = 447,892.72/x
  3. Step 3: Cross multiply
    1,047,636.44x = 1,570,139.96 × 447,892.72
  4. Step 4: Simplify right side
    1,047,636.44x = 703,254,257,465.09
  5. Step 5: Solve for x
    x = 703,254,257,465.09/1,047,636.44
  6. Step 6: Final answer
    x = 671,277.01

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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.