Home / 1,566,206.90-2,349,569.55-668,078.90

Finding the Fourth Proportional to 1,566,206.90, 2,349,569.55 and 668,078.90

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Solution

The fourth proportional to 1,566,206.90, 2,349,569.55 and 668,078.90 is: 1,002,228.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,206.90 : 2,349,569.55 = 668,078.90 : x
  2. Step 2: Convert to fraction form
    1,566,206.90/2,349,569.55 = 668,078.90/x
  3. Step 3: Cross multiply
    1,566,206.90x = 2,349,569.55 × 668,078.90
  4. Step 4: Simplify right side
    1,566,206.90x = 1,569,697,840,437.50
  5. Step 5: Solve for x
    x = 1,569,697,840,437.50/1,566,206.90
  6. Step 6: Final answer
    x = 1,002,228.91

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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.