Home / 1,056,358.06-1,584,520.71-425,256.46

Finding the Fourth Proportional to 1,056,358.06, 1,584,520.71 and 425,256.46

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Solution

The fourth proportional to 1,056,358.06, 1,584,520.71 and 425,256.46 is: 637,878.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,358.06 : 1,584,520.71 = 425,256.46 : x
  2. Step 2: Convert to fraction form
    1,056,358.06/1,584,520.71 = 425,256.46/x
  3. Step 3: Cross multiply
    1,056,358.06x = 1,584,520.71 × 425,256.46
  4. Step 4: Simplify right side
    1,056,358.06x = 673,827,667,931.29
  5. Step 5: Solve for x
    x = 673,827,667,931.29/1,056,358.06
  6. Step 6: Final answer
    x = 637,878.10

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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.