Home / 1,982,312.30-2,973,581.49-562,256.78

Finding the Fourth Proportional to 1,982,312.30, 2,973,581.49 and 562,256.78

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Solution

The fourth proportional to 1,982,312.30, 2,973,581.49 and 562,256.78 is: 843,417.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,312.30 : 2,973,581.49 = 562,256.78 : x
  2. Step 2: Convert to fraction form
    1,982,312.30/2,973,581.49 = 562,256.78/x
  3. Step 3: Cross multiply
    1,982,312.30x = 2,973,581.49 × 562,256.78
  4. Step 4: Simplify right side
    1,982,312.30x = 1,671,916,353,635.00
  5. Step 5: Solve for x
    x = 1,671,916,353,635.00/1,982,312.30
  6. Step 6: Final answer
    x = 843,417.23

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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.