Home / 1,281,501.62-1,768,475.25-700,762.40

Finding the Fourth Proportional to 1,281,501.62, 1,768,475.25 and 700,762.40

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Solution

The fourth proportional to 1,281,501.62, 1,768,475.25 and 700,762.40 is: 967,053.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,501.62 : 1,768,475.25 = 700,762.40 : x
  2. Step 2: Convert to fraction form
    1,281,501.62/1,768,475.25 = 700,762.40/x
  3. Step 3: Cross multiply
    1,281,501.62x = 1,768,475.25 × 700,762.40
  4. Step 4: Simplify right side
    1,281,501.62x = 1,239,280,951,688.22
  5. Step 5: Solve for x
    x = 1,239,280,951,688.22/1,281,501.62
  6. Step 6: Final answer
    x = 967,053.76

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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.