Home / 1,490,150.22-2,235,602.58-425,196.06

Finding the Fourth Proportional to 1,490,150.22, 2,235,602.58 and 425,196.06

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Solution

The fourth proportional to 1,490,150.22, 2,235,602.58 and 425,196.06 is: 637,901.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,150.22 : 2,235,602.58 = 425,196.06 : x
  2. Step 2: Convert to fraction form
    1,490,150.22/2,235,602.58 = 425,196.06/x
  3. Step 3: Cross multiply
    1,490,150.22x = 2,235,602.58 × 425,196.06
  4. Step 4: Simplify right side
    1,490,150.22x = 950,569,408,741.84
  5. Step 5: Solve for x
    x = 950,569,408,741.84/1,490,150.22
  6. Step 6: Final answer
    x = 637,901.73

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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.