Home / 1,556,838.40-2,335,257.60-926,982.40

Finding the Fourth Proportional to 1,556,838.40, 2,335,257.60 and 926,982.40

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Solution

The fourth proportional to 1,556,838.40, 2,335,257.60 and 926,982.40 is: 1,390,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,838.40 : 2,335,257.60 = 926,982.40 : x
  2. Step 2: Convert to fraction form
    1,556,838.40/2,335,257.60 = 926,982.40/x
  3. Step 3: Cross multiply
    1,556,838.40x = 2,335,257.60 × 926,982.40
  4. Step 4: Simplify right side
    1,556,838.40x = 2,164,742,694,666.24
  5. Step 5: Solve for x
    x = 2,164,742,694,666.24/1,556,838.40
  6. Step 6: Final answer
    x = 1,390,473.60

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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.