Home / 1,700,952.87-2,551,365.48-421,564.59

Finding the Fourth Proportional to 1,700,952.87, 2,551,365.48 and 421,564.59

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Solution

The fourth proportional to 1,700,952.87, 2,551,365.48 and 421,564.59 is: 632,331.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,952.87 : 2,551,365.48 = 421,564.59 : x
  2. Step 2: Convert to fraction form
    1,700,952.87/2,551,365.48 = 421,564.59/x
  3. Step 3: Cross multiply
    1,700,952.87x = 2,551,365.48 × 421,564.59
  4. Step 4: Simplify right side
    1,700,952.87x = 1,075,565,342,516.35
  5. Step 5: Solve for x
    x = 1,075,565,342,516.35/1,700,952.87
  6. Step 6: Final answer
    x = 632,331.07

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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.