Home / 1,036,848.40-1,555,039.20-372,000.40

Finding the Fourth Proportional to 1,036,848.40, 1,555,039.20 and 372,000.40

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Solution

The fourth proportional to 1,036,848.40, 1,555,039.20 and 372,000.40 is: 557,916.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,848.40 : 1,555,039.20 = 372,000.40 : x
  2. Step 2: Convert to fraction form
    1,036,848.40/1,555,039.20 = 372,000.40/x
  3. Step 3: Cross multiply
    1,036,848.40x = 1,555,039.20 × 372,000.40
  4. Step 4: Simplify right side
    1,036,848.40x = 578,475,204,415.68
  5. Step 5: Solve for x
    x = 578,475,204,415.68/1,036,848.40
  6. Step 6: Final answer
    x = 557,916.86

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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.