Home / 1,192,875.57-1,789,479.51-383,284.35

Finding the Fourth Proportional to 1,192,875.57, 1,789,479.51 and 383,284.35

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Solution

The fourth proportional to 1,192,875.57, 1,789,479.51 and 383,284.35 is: 574,979.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,875.57 : 1,789,479.51 = 383,284.35 : x
  2. Step 2: Convert to fraction form
    1,192,875.57/1,789,479.51 = 383,284.35/x
  3. Step 3: Cross multiply
    1,192,875.57x = 1,789,479.51 × 383,284.35
  4. Step 4: Simplify right side
    1,192,875.57x = 685,879,490,828.67
  5. Step 5: Solve for x
    x = 685,879,490,828.67/1,192,875.57
  6. Step 6: Final answer
    x = 574,979.91

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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.