Home / 1,087,239.65-1,500,349.57-603,835.92

Finding the Fourth Proportional to 1,087,239.65, 1,500,349.57 and 603,835.92

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Solution

The fourth proportional to 1,087,239.65, 1,500,349.57 and 603,835.92 is: 833,270.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,239.65 : 1,500,349.57 = 603,835.92 : x
  2. Step 2: Convert to fraction form
    1,087,239.65/1,500,349.57 = 603,835.92/x
  3. Step 3: Cross multiply
    1,087,239.65x = 1,500,349.57 × 603,835.92
  4. Step 4: Simplify right side
    1,087,239.65x = 905,964,961,412.97
  5. Step 5: Solve for x
    x = 905,964,961,412.97/1,087,239.65
  6. Step 6: Final answer
    x = 833,270.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.