Home / 1,908,052.32-2,862,063.90-488,106.12

Finding the Fourth Proportional to 1,908,052.32, 2,862,063.90 and 488,106.12

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Solution

The fourth proportional to 1,908,052.32, 2,862,063.90 and 488,106.12 is: 732,155.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,052.32 : 2,862,063.90 = 488,106.12 : x
  2. Step 2: Convert to fraction form
    1,908,052.32/2,862,063.90 = 488,106.12/x
  3. Step 3: Cross multiply
    1,908,052.32x = 2,862,063.90 × 488,106.12
  4. Step 4: Simplify right side
    1,908,052.32x = 1,396,990,905,421.07
  5. Step 5: Solve for x
    x = 1,396,990,905,421.07/1,908,052.32
  6. Step 6: Final answer
    x = 732,155.45

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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.