Home / 5,742,176.40-8,609,117.40-3,218,605.20

Finding the Fourth Proportional to 5,742,176.40, 8,609,117.40 and 3,218,605.20

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Solution

The fourth proportional to 5,742,176.40, 8,609,117.40 and 3,218,605.20 is: 4,825,583.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742,176.40 : 8,609,117.40 = 3,218,605.20 : x
  2. Step 2: Convert to fraction form
    5,742,176.40/8,609,117.40 = 3,218,605.20/x
  3. Step 3: Cross multiply
    5,742,176.40x = 8,609,117.40 × 3,218,605.20
  4. Step 4: Simplify right side
    5,742,176.40x = 27,709,350,031,050.48
  5. Step 5: Solve for x
    x = 27,709,350,031,050.48/5,742,176.40
  6. Step 6: Final answer
    x = 4,825,583.21

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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.