Home / 1,119,438.52-1,679,808.26-470,967.20

Finding the Fourth Proportional to 1,119,438.52, 1,679,808.26 and 470,967.20

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Solution

The fourth proportional to 1,119,438.52, 1,679,808.26 and 470,967.20 is: 706,724.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,438.52 : 1,679,808.26 = 470,967.20 : x
  2. Step 2: Convert to fraction form
    1,119,438.52/1,679,808.26 = 470,967.20/x
  3. Step 3: Cross multiply
    1,119,438.52x = 1,679,808.26 × 470,967.20
  4. Step 4: Simplify right side
    1,119,438.52x = 791,134,592,749.07
  5. Step 5: Solve for x
    x = 791,134,592,749.07/1,119,438.52
  6. Step 6: Final answer
    x = 706,724.47

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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.