Home / 1,047,904.32-1,570,542.12-448,161.42

Finding the Fourth Proportional to 1,047,904.32, 1,570,542.12 and 448,161.42

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Solution

The fourth proportional to 1,047,904.32, 1,570,542.12 and 448,161.42 is: 671,680.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,904.32 : 1,570,542.12 = 448,161.42 : x
  2. Step 2: Convert to fraction form
    1,047,904.32/1,570,542.12 = 448,161.42/x
  3. Step 3: Cross multiply
    1,047,904.32x = 1,570,542.12 × 448,161.42
  4. Step 4: Simplify right side
    1,047,904.32x = 703,856,386,669.01
  5. Step 5: Solve for x
    x = 703,856,386,669.01/1,047,904.32
  6. Step 6: Final answer
    x = 671,680.01

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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.