Home / 1,720,255.68-2,580,325.08-440,875.72

Finding the Fourth Proportional to 1,720,255.68, 2,580,325.08 and 440,875.72

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Solution

The fourth proportional to 1,720,255.68, 2,580,325.08 and 440,875.72 is: 661,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,255.68 : 2,580,325.08 = 440,875.72 : x
  2. Step 2: Convert to fraction form
    1,720,255.68/2,580,325.08 = 440,875.72/x
  3. Step 3: Cross multiply
    1,720,255.68x = 2,580,325.08 × 440,875.72
  4. Step 4: Simplify right side
    1,720,255.68x = 1,137,602,672,130.43
  5. Step 5: Solve for x
    x = 1,137,602,672,130.43/1,720,255.68
  6. Step 6: Final answer
    x = 661,298.60

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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.