Home / 1,154,928.55-1,731,798.74-396,565.12

Finding the Fourth Proportional to 1,154,928.55, 1,731,798.74 and 396,565.12

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Solution

The fourth proportional to 1,154,928.55, 1,731,798.74 and 396,565.12 is: 594,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,928.55 : 1,731,798.74 = 396,565.12 : x
  2. Step 2: Convert to fraction form
    1,154,928.55/1,731,798.74 = 396,565.12/x
  3. Step 3: Cross multiply
    1,154,928.55x = 1,731,798.74 × 396,565.12
  4. Step 4: Simplify right side
    1,154,928.55x = 686,770,967,443.40
  5. Step 5: Solve for x
    x = 686,770,967,443.40/1,154,928.55
  6. Step 6: Final answer
    x = 594,643.68

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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.