Home / 1,717,720.90-2,576,581.35-1,213,836.10

Finding the Fourth Proportional to 1,717,720.90, 2,576,581.35 and 1,213,836.10

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Solution

The fourth proportional to 1,717,720.90, 2,576,581.35 and 1,213,836.10 is: 1,820,754.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,720.90 : 2,576,581.35 = 1,213,836.10 : x
  2. Step 2: Convert to fraction form
    1,717,720.90/2,576,581.35 = 1,213,836.10/x
  3. Step 3: Cross multiply
    1,717,720.90x = 2,576,581.35 × 1,213,836.10
  4. Step 4: Simplify right side
    1,717,720.90x = 3,127,547,457,216.74
  5. Step 5: Solve for x
    x = 3,127,547,457,216.74/1,717,720.90
  6. Step 6: Final answer
    x = 1,820,754.15

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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.