Home / 1,742,641.20-2,610,462.60-993,812.40

Finding the Fourth Proportional to 1,742,641.20, 2,610,462.60 and 993,812.40

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Solution

The fourth proportional to 1,742,641.20, 2,610,462.60 and 993,812.40 is: 1,488,723.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,641.20 : 2,610,462.60 = 993,812.40 : x
  2. Step 2: Convert to fraction form
    1,742,641.20/2,610,462.60 = 993,812.40/x
  3. Step 3: Cross multiply
    1,742,641.20x = 2,610,462.60 × 993,812.40
  4. Step 4: Simplify right side
    1,742,641.20x = 2,594,310,101,616.24
  5. Step 5: Solve for x
    x = 2,594,310,101,616.24/1,742,641.20
  6. Step 6: Final answer
    x = 1,488,723.04

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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.