Home / 1,124,470.15-1,686,703.91-366,310.40

Finding the Fourth Proportional to 1,124,470.15, 1,686,703.91 and 366,310.40

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Solution

The fourth proportional to 1,124,470.15, 1,686,703.91 and 366,310.40 is: 549,465.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,470.15 : 1,686,703.91 = 366,310.40 : x
  2. Step 2: Convert to fraction form
    1,124,470.15/1,686,703.91 = 366,310.40/x
  3. Step 3: Cross multiply
    1,124,470.15x = 1,686,703.91 × 366,310.40
  4. Step 4: Simplify right side
    1,124,470.15x = 617,857,187,254.65
  5. Step 5: Solve for x
    x = 617,857,187,254.65/1,124,470.15
  6. Step 6: Final answer
    x = 549,465.17

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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.