Home / 1,268,802.04-1,750,784.87-724,973.05

Finding the Fourth Proportional to 1,268,802.04, 1,750,784.87 and 724,973.05

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Solution

The fourth proportional to 1,268,802.04, 1,750,784.87 and 724,973.05 is: 1,000,370.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,802.04 : 1,750,784.87 = 724,973.05 : x
  2. Step 2: Convert to fraction form
    1,268,802.04/1,750,784.87 = 724,973.05/x
  3. Step 3: Cross multiply
    1,268,802.04x = 1,750,784.87 × 724,973.05
  4. Step 4: Simplify right side
    1,268,802.04x = 1,269,271,847,097.75
  5. Step 5: Solve for x
    x = 1,269,271,847,097.75/1,268,802.04
  6. Step 6: Final answer
    x = 1,000,370.28

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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.