Home / 1,493,130.38-2,239,703.76-371,199.38

Finding the Fourth Proportional to 1,493,130.38, 2,239,703.76 and 371,199.38

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Solution

The fourth proportional to 1,493,130.38, 2,239,703.76 and 371,199.38 is: 556,801.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,130.38 : 2,239,703.76 = 371,199.38 : x
  2. Step 2: Convert to fraction form
    1,493,130.38/2,239,703.76 = 371,199.38/x
  3. Step 3: Cross multiply
    1,493,130.38x = 2,239,703.76 × 371,199.38
  4. Step 4: Simplify right side
    1,493,130.38x = 831,376,637,289.15
  5. Step 5: Solve for x
    x = 831,376,637,289.15/1,493,130.38
  6. Step 6: Final answer
    x = 556,801.10

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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.