Home / 1,879,020.48-2,818,506.13-459,088.86

Finding the Fourth Proportional to 1,879,020.48, 2,818,506.13 and 459,088.86

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Solution

The fourth proportional to 1,879,020.48, 2,818,506.13 and 459,088.86 is: 688,627.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,020.48 : 2,818,506.13 = 459,088.86 : x
  2. Step 2: Convert to fraction form
    1,879,020.48/2,818,506.13 = 459,088.86/x
  3. Step 3: Cross multiply
    1,879,020.48x = 2,818,506.13 × 459,088.86
  4. Step 4: Simplify right side
    1,879,020.48x = 1,293,944,766,124.71
  5. Step 5: Solve for x
    x = 1,293,944,766,124.71/1,879,020.48
  6. Step 6: Final answer
    x = 688,627.28

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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.