Home / 1,501,715.58-2,072,350.98-813,370.32

Finding the Fourth Proportional to 1,501,715.58, 2,072,350.98 and 813,370.32

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Solution

The fourth proportional to 1,501,715.58, 2,072,350.98 and 813,370.32 is: 1,122,442.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,715.58 : 2,072,350.98 = 813,370.32 : x
  2. Step 2: Convert to fraction form
    1,501,715.58/2,072,350.98 = 813,370.32/x
  3. Step 3: Cross multiply
    1,501,715.58x = 2,072,350.98 × 813,370.32
  4. Step 4: Simplify right side
    1,501,715.58x = 1,685,588,779,754.91
  5. Step 5: Solve for x
    x = 1,685,588,779,754.91/1,501,715.58
  6. Step 6: Final answer
    x = 1,122,442.09

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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.