Home / 1,684,913.80-2,527,370.70-486,875.20

Finding the Fourth Proportional to 1,684,913.80, 2,527,370.70 and 486,875.20

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Solution

The fourth proportional to 1,684,913.80, 2,527,370.70 and 486,875.20 is: 730,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,913.80 : 2,527,370.70 = 486,875.20 : x
  2. Step 2: Convert to fraction form
    1,684,913.80/2,527,370.70 = 486,875.20/x
  3. Step 3: Cross multiply
    1,684,913.80x = 2,527,370.70 × 486,875.20
  4. Step 4: Simplify right side
    1,684,913.80x = 1,230,514,115,036.64
  5. Step 5: Solve for x
    x = 1,230,514,115,036.64/1,684,913.80
  6. Step 6: Final answer
    x = 730,312.80

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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.