Home / 1,916,417.36-2,874,913.12-619,136.24

Finding the Fourth Proportional to 1,916,417.36, 2,874,913.12 and 619,136.24

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Solution

The fourth proportional to 1,916,417.36, 2,874,913.12 and 619,136.24 is: 928,797.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,417.36 : 2,874,913.12 = 619,136.24 : x
  2. Step 2: Convert to fraction form
    1,916,417.36/2,874,913.12 = 619,136.24/x
  3. Step 3: Cross multiply
    1,916,417.36x = 2,874,913.12 × 619,136.24
  4. Step 4: Simplify right side
    1,916,417.36x = 1,779,962,899,443.47
  5. Step 5: Solve for x
    x = 1,779,962,899,443.47/1,916,417.36
  6. Step 6: Final answer
    x = 928,797.11

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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.