Home / 2,157,410.16-2,977,171.14-1,190,527.80

Finding the Fourth Proportional to 2,157,410.16, 2,977,171.14 and 1,190,527.80

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Solution

The fourth proportional to 2,157,410.16, 2,977,171.14 and 1,190,527.80 is: 1,642,898.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,410.16 : 2,977,171.14 = 1,190,527.80 : x
  2. Step 2: Convert to fraction form
    2,157,410.16/2,977,171.14 = 1,190,527.80/x
  3. Step 3: Cross multiply
    2,157,410.16x = 2,977,171.14 × 1,190,527.80
  4. Step 4: Simplify right side
    2,157,410.16x = 3,544,405,007,527.69
  5. Step 5: Solve for x
    x = 3,544,405,007,527.69/2,157,410.16
  6. Step 6: Final answer
    x = 1,642,898.08

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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.