Home / 1,816,298.28-2,506,479.96-1,000,483.05

Finding the Fourth Proportional to 1,816,298.28, 2,506,479.96 and 1,000,483.05

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Solution

The fourth proportional to 1,816,298.28, 2,506,479.96 and 1,000,483.05 is: 1,380,660.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,298.28 : 2,506,479.96 = 1,000,483.05 : x
  2. Step 2: Convert to fraction form
    1,816,298.28/2,506,479.96 = 1,000,483.05/x
  3. Step 3: Cross multiply
    1,816,298.28x = 2,506,479.96 × 1,000,483.05
  4. Step 4: Simplify right side
    1,816,298.28x = 2,507,690,728,295.79
  5. Step 5: Solve for x
    x = 2,507,690,728,295.79/1,816,298.28
  6. Step 6: Final answer
    x = 1,380,660.19

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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.