Home / 1,025,047.76-1,537,718.67-315,135.41

Finding the Fourth Proportional to 1,025,047.76, 1,537,718.67 and 315,135.41

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Solution

The fourth proportional to 1,025,047.76, 1,537,718.67 and 315,135.41 is: 472,748.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,047.76 : 1,537,718.67 = 315,135.41 : x
  2. Step 2: Convert to fraction form
    1,025,047.76/1,537,718.67 = 315,135.41/x
  3. Step 3: Cross multiply
    1,025,047.76x = 1,537,718.67 × 315,135.41
  4. Step 4: Simplify right side
    1,025,047.76x = 484,589,595,846.51
  5. Step 5: Solve for x
    x = 484,589,595,846.51/1,025,047.76
  6. Step 6: Final answer
    x = 472,748.31

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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.