Home / 1,913,240.70-2,870,170.47-565,538.40

Finding the Fourth Proportional to 1,913,240.70, 2,870,170.47 and 565,538.40

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Solution

The fourth proportional to 1,913,240.70, 2,870,170.47 and 565,538.40 is: 848,399.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,240.70 : 2,870,170.47 = 565,538.40 : x
  2. Step 2: Convert to fraction form
    1,913,240.70/2,870,170.47 = 565,538.40/x
  3. Step 3: Cross multiply
    1,913,240.70x = 2,870,170.47 × 565,538.40
  4. Step 4: Simplify right side
    1,913,240.70x = 1,623,191,615,331.05
  5. Step 5: Solve for x
    x = 1,623,191,615,331.05/1,913,240.70
  6. Step 6: Final answer
    x = 848,399.06

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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.