Home / 1,043,686.65-1,440,263.22-613,994.46

Finding the Fourth Proportional to 1,043,686.65, 1,440,263.22 and 613,994.46

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Solution

The fourth proportional to 1,043,686.65, 1,440,263.22 and 613,994.46 is: 847,298.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,686.65 : 1,440,263.22 = 613,994.46 : x
  2. Step 2: Convert to fraction form
    1,043,686.65/1,440,263.22 = 613,994.46/x
  3. Step 3: Cross multiply
    1,043,686.65x = 1,440,263.22 × 613,994.46
  4. Step 4: Simplify right side
    1,043,686.65x = 884,313,638,021.76
  5. Step 5: Solve for x
    x = 884,313,638,021.76/1,043,686.65
  6. Step 6: Final answer
    x = 847,298.03

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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.