Home / 1,815,547.20-2,723,320.80-553,372.80

Finding the Fourth Proportional to 1,815,547.20, 2,723,320.80 and 553,372.80

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Solution

The fourth proportional to 1,815,547.20, 2,723,320.80 and 553,372.80 is: 830,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,547.20 : 2,723,320.80 = 553,372.80 : x
  2. Step 2: Convert to fraction form
    1,815,547.20/2,723,320.80 = 553,372.80/x
  3. Step 3: Cross multiply
    1,815,547.20x = 2,723,320.80 × 553,372.80
  4. Step 4: Simplify right side
    1,815,547.20x = 1,507,011,656,394.24
  5. Step 5: Solve for x
    x = 1,507,011,656,394.24/1,815,547.20
  6. Step 6: Final answer
    x = 830,059.20

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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.