Home / 1,254,802.20-1,731,637.98-681,842.40

Finding the Fourth Proportional to 1,254,802.20, 1,731,637.98 and 681,842.40

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Solution

The fourth proportional to 1,254,802.20, 1,731,637.98 and 681,842.40 is: 940,948.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,802.20 : 1,731,637.98 = 681,842.40 : x
  2. Step 2: Convert to fraction form
    1,254,802.20/1,731,637.98 = 681,842.40/x
  3. Step 3: Cross multiply
    1,254,802.20x = 1,731,637.98 × 681,842.40
  4. Step 4: Simplify right side
    1,254,802.20x = 1,180,704,196,214.35
  5. Step 5: Solve for x
    x = 1,180,704,196,214.35/1,254,802.20
  6. Step 6: Final answer
    x = 940,948.46

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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.