Home / 1,752,969.96-2,630,946.96-688,756.32

Finding the Fourth Proportional to 1,752,969.96, 2,630,946.96 and 688,756.32

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Solution

The fourth proportional to 1,752,969.96, 2,630,946.96 and 688,756.32 is: 1,033,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,969.96 : 2,630,946.96 = 688,756.32 : x
  2. Step 2: Convert to fraction form
    1,752,969.96/2,630,946.96 = 688,756.32/x
  3. Step 3: Cross multiply
    1,752,969.96x = 2,630,946.96 × 688,756.32
  4. Step 4: Simplify right side
    1,752,969.96x = 1,812,081,346,284.79
  5. Step 5: Solve for x
    x = 1,812,081,346,284.79/1,752,969.96
  6. Step 6: Final answer
    x = 1,033,720.71

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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.