Home / 1,437,651.18-2,155,667.58-477,592.81

Finding the Fourth Proportional to 1,437,651.18, 2,155,667.58 and 477,592.81

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Solution

The fourth proportional to 1,437,651.18, 2,155,667.58 and 477,592.81 is: 716,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,651.18 : 2,155,667.58 = 477,592.81 : x
  2. Step 2: Convert to fraction form
    1,437,651.18/2,155,667.58 = 477,592.81/x
  3. Step 3: Cross multiply
    1,437,651.18x = 2,155,667.58 × 477,592.81
  4. Step 4: Simplify right side
    1,437,651.18x = 1,029,531,331,568.93
  5. Step 5: Solve for x
    x = 1,029,531,331,568.93/1,437,651.18
  6. Step 6: Final answer
    x = 716,120.40

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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.