Home / 1,303,183.84-1,953,411.12-545,459.20

Finding the Fourth Proportional to 1,303,183.84, 1,953,411.12 and 545,459.20

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Solution

The fourth proportional to 1,303,183.84, 1,953,411.12 and 545,459.20 is: 817,617.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,183.84 : 1,953,411.12 = 545,459.20 : x
  2. Step 2: Convert to fraction form
    1,303,183.84/1,953,411.12 = 545,459.20/x
  3. Step 3: Cross multiply
    1,303,183.84x = 1,953,411.12 × 545,459.20
  4. Step 4: Simplify right side
    1,303,183.84x = 1,065,506,066,786.30
  5. Step 5: Solve for x
    x = 1,065,506,066,786.30/1,303,183.84
  6. Step 6: Final answer
    x = 817,617.62

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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.