Home / 1,556,820.40-2,335,230.60-926,964.40

Finding the Fourth Proportional to 1,556,820.40, 2,335,230.60 and 926,964.40

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Solution

The fourth proportional to 1,556,820.40, 2,335,230.60 and 926,964.40 is: 1,390,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,820.40 : 2,335,230.60 = 926,964.40 : x
  2. Step 2: Convert to fraction form
    1,556,820.40/2,335,230.60 = 926,964.40/x
  3. Step 3: Cross multiply
    1,556,820.40x = 2,335,230.60 × 926,964.40
  4. Step 4: Simplify right side
    1,556,820.40x = 2,164,675,631,990.64
  5. Step 5: Solve for x
    x = 2,164,675,631,990.64/1,556,820.40
  6. Step 6: Final answer
    x = 1,390,446.60

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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.