Home / 1,816,392.75-2,506,699.76-1,011,576.75

Finding the Fourth Proportional to 1,816,392.75, 2,506,699.76 and 1,011,576.75

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Solution

The fourth proportional to 1,816,392.75, 2,506,699.76 and 1,011,576.75 is: 1,396,019.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,392.75 : 2,506,699.76 = 1,011,576.75 : x
  2. Step 2: Convert to fraction form
    1,816,392.75/2,506,699.76 = 1,011,576.75/x
  3. Step 3: Cross multiply
    1,816,392.75x = 2,506,699.76 × 1,011,576.75
  4. Step 4: Simplify right side
    1,816,392.75x = 2,535,719,191,388.70
  5. Step 5: Solve for x
    x = 2,535,719,191,388.70/1,816,392.75
  6. Step 6: Final answer
    x = 1,396,019.22

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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.