Home / 1,588,428.23-2,382,130.42-523,216.67

Finding the Fourth Proportional to 1,588,428.23, 2,382,130.42 and 523,216.67

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Solution

The fourth proportional to 1,588,428.23, 2,382,130.42 and 523,216.67 is: 784,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,428.23 : 2,382,130.42 = 523,216.67 : x
  2. Step 2: Convert to fraction form
    1,588,428.23/2,382,130.42 = 523,216.67/x
  3. Step 3: Cross multiply
    1,588,428.23x = 2,382,130.42 × 523,216.67
  4. Step 4: Simplify right side
    1,588,428.23x = 1,246,370,332,639.41
  5. Step 5: Solve for x
    x = 1,246,370,332,639.41/1,588,428.23
  6. Step 6: Final answer
    x = 784,656.37

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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.