Home / 2,712,632.45-3,746,539.63-1,786,480.31

Finding the Fourth Proportional to 2,712,632.45, 3,746,539.63 and 1,786,480.31

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Solution

The fourth proportional to 2,712,632.45, 3,746,539.63 and 1,786,480.31 is: 2,467,388.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,632.45 : 3,746,539.63 = 1,786,480.31 : x
  2. Step 2: Convert to fraction form
    2,712,632.45/3,746,539.63 = 1,786,480.31/x
  3. Step 3: Cross multiply
    2,712,632.45x = 3,746,539.63 × 1,786,480.31
  4. Step 4: Simplify right side
    2,712,632.45x = 6,693,119,256,430.79
  5. Step 5: Solve for x
    x = 6,693,119,256,430.79/2,712,632.45
  6. Step 6: Final answer
    x = 2,467,388.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.