Home / 1,309,167.21-1,963,731.06-589,000.35

Finding the Fourth Proportional to 1,309,167.21, 1,963,731.06 and 589,000.35

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Solution

The fourth proportional to 1,309,167.21, 1,963,731.06 and 589,000.35 is: 883,491.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,167.21 : 1,963,731.06 = 589,000.35 : x
  2. Step 2: Convert to fraction form
    1,309,167.21/1,963,731.06 = 589,000.35/x
  3. Step 3: Cross multiply
    1,309,167.21x = 1,963,731.06 × 589,000.35
  4. Step 4: Simplify right side
    1,309,167.21x = 1,156,638,281,645.87
  5. Step 5: Solve for x
    x = 1,156,638,281,645.87/1,309,167.21
  6. Step 6: Final answer
    x = 883,491.64

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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.