Home / 1,470,686.27-2,206,031.13-459,813.52

Finding the Fourth Proportional to 1,470,686.27, 2,206,031.13 and 459,813.52

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Solution

The fourth proportional to 1,470,686.27, 2,206,031.13 and 459,813.52 is: 689,720.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,686.27 : 2,206,031.13 = 459,813.52 : x
  2. Step 2: Convert to fraction form
    1,470,686.27/2,206,031.13 = 459,813.52/x
  3. Step 3: Cross multiply
    1,470,686.27x = 2,206,031.13 × 459,813.52
  4. Step 4: Simplify right side
    1,470,686.27x = 1,014,362,939,114.88
  5. Step 5: Solve for x
    x = 1,014,362,939,114.88/1,470,686.27
  6. Step 6: Final answer
    x = 689,720.82

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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.