Home / 1,565,275.55-2,344,855.37-1,078,871.25

Finding the Fourth Proportional to 1,565,275.55, 2,344,855.37 and 1,078,871.25

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Solution

The fourth proportional to 1,565,275.55, 2,344,855.37 and 1,078,871.25 is: 1,616,199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,275.55 : 2,344,855.37 = 1,078,871.25 : x
  2. Step 2: Convert to fraction form
    1,565,275.55/2,344,855.37 = 1,078,871.25/x
  3. Step 3: Cross multiply
    1,565,275.55x = 2,344,855.37 × 1,078,871.25
  4. Step 4: Simplify right side
    1,565,275.55x = 2,529,797,038,706.76
  5. Step 5: Solve for x
    x = 2,529,797,038,706.76/1,565,275.55
  6. Step 6: Final answer
    x = 1,616,199.17

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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.