Home / 1,680,590.86-2,521,001.16-482,421.04

Finding the Fourth Proportional to 1,680,590.86, 2,521,001.16 and 482,421.04

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Solution

The fourth proportional to 1,680,590.86, 2,521,001.16 and 482,421.04 is: 723,664.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,590.86 : 2,521,001.16 = 482,421.04 : x
  2. Step 2: Convert to fraction form
    1,680,590.86/2,521,001.16 = 482,421.04/x
  3. Step 3: Cross multiply
    1,680,590.86x = 2,521,001.16 × 482,421.04
  4. Step 4: Simplify right side
    1,680,590.86x = 1,216,184,001,448.41
  5. Step 5: Solve for x
    x = 1,216,184,001,448.41/1,680,590.86
  6. Step 6: Final answer
    x = 723,664.53

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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.