Home / 1,501,528.79-2,072,099.44-813,184.82

Finding the Fourth Proportional to 1,501,528.79, 2,072,099.44 and 813,184.82

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Solution

The fourth proportional to 1,501,528.79, 2,072,099.44 and 813,184.82 is: 1,122,189.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,528.79 : 2,072,099.44 = 813,184.82 : x
  2. Step 2: Convert to fraction form
    1,501,528.79/2,072,099.44 = 813,184.82/x
  3. Step 3: Cross multiply
    1,501,528.79x = 2,072,099.44 × 813,184.82
  4. Step 4: Simplify right side
    1,501,528.79x = 1,684,999,808,564.86
  5. Step 5: Solve for x
    x = 1,684,999,808,564.86/1,501,528.79
  6. Step 6: Final answer
    x = 1,122,189.48

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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.