Home / 2,742,157.86-3,784,131.36-1,518,437.22

Finding the Fourth Proportional to 2,742,157.86, 3,784,131.36 and 1,518,437.22

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Solution

The fourth proportional to 2,742,157.86, 3,784,131.36 and 1,518,437.22 is: 2,095,417.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,157.86 : 3,784,131.36 = 1,518,437.22 : x
  2. Step 2: Convert to fraction form
    2,742,157.86/3,784,131.36 = 1,518,437.22/x
  3. Step 3: Cross multiply
    2,742,157.86x = 3,784,131.36 × 1,518,437.22
  4. Step 4: Simplify right side
    2,742,157.86x = 5,745,965,902,393.22
  5. Step 5: Solve for x
    x = 5,745,965,902,393.22/2,742,157.86
  6. Step 6: Final answer
    x = 2,095,417.62

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1.5x scale

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.