Home / 1,335,941.04-1,843,401.80-812,384.56

Finding the Fourth Proportional to 1,335,941.04, 1,843,401.80 and 812,384.56

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Solution

The fourth proportional to 1,335,941.04, 1,843,401.80 and 812,384.56 is: 1,120,971.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,941.04 : 1,843,401.80 = 812,384.56 : x
  2. Step 2: Convert to fraction form
    1,335,941.04/1,843,401.80 = 812,384.56/x
  3. Step 3: Cross multiply
    1,335,941.04x = 1,843,401.80 × 812,384.56
  4. Step 4: Simplify right side
    1,335,941.04x = 1,497,551,160,196.21
  5. Step 5: Solve for x
    x = 1,497,551,160,196.21/1,335,941.04
  6. Step 6: Final answer
    x = 1,120,971.00

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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.