Home / 2,742,124.64-3,784,129.62-1,518,430.10

Finding the Fourth Proportional to 2,742,124.64, 3,784,129.62 and 1,518,430.10

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Solution

The fourth proportional to 2,742,124.64, 3,784,129.62 and 1,518,430.10 is: 2,095,432.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,124.64 : 3,784,129.62 = 1,518,430.10 : x
  2. Step 2: Convert to fraction form
    2,742,124.64/3,784,129.62 = 1,518,430.10/x
  3. Step 3: Cross multiply
    2,742,124.64x = 3,784,129.62 × 1,518,430.10
  4. Step 4: Simplify right side
    2,742,124.64x = 5,745,936,317,309.56
  5. Step 5: Solve for x
    x = 5,745,936,317,309.56/2,742,124.64
  6. Step 6: Final answer
    x = 2,095,432.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.