Home / 1,210,114.68-1,815,182.41-345,547.37

Finding the Fourth Proportional to 1,210,114.68, 1,815,182.41 and 345,547.37

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Solution

The fourth proportional to 1,210,114.68, 1,815,182.41 and 345,547.37 is: 518,324.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,114.68 : 1,815,182.41 = 345,547.37 : x
  2. Step 2: Convert to fraction form
    1,210,114.68/1,815,182.41 = 345,547.37/x
  3. Step 3: Cross multiply
    1,210,114.68x = 1,815,182.41 × 345,547.37
  4. Step 4: Simplify right side
    1,210,114.68x = 627,231,500,864.00
  5. Step 5: Solve for x
    x = 627,231,500,864.00/1,210,114.68
  6. Step 6: Final answer
    x = 518,324.01

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1.5x scale

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.