Home / 1,528,710.51-2,293,987.37-532,138.35

Finding the Fourth Proportional to 1,528,710.51, 2,293,987.37 and 532,138.35

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Solution

The fourth proportional to 1,528,710.51, 2,293,987.37 and 532,138.35 is: 798,528.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,710.51 : 2,293,987.37 = 532,138.35 : x
  2. Step 2: Convert to fraction form
    1,528,710.51/2,293,987.37 = 532,138.35/x
  3. Step 3: Cross multiply
    1,528,710.51x = 2,293,987.37 × 532,138.35
  4. Step 4: Simplify right side
    1,528,710.51x = 1,220,718,651,331.95
  5. Step 5: Solve for x
    x = 1,220,718,651,331.95/1,528,710.51
  6. Step 6: Final answer
    x = 798,528.33

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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.