Home / 1,575,371.20-2,364,806.40-866,783.20

Finding the Fourth Proportional to 1,575,371.20, 2,364,806.40 and 866,783.20

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Solution

The fourth proportional to 1,575,371.20, 2,364,806.40 and 866,783.20 is: 1,301,137.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,371.20 : 2,364,806.40 = 866,783.20 : x
  2. Step 2: Convert to fraction form
    1,575,371.20/2,364,806.40 = 866,783.20/x
  3. Step 3: Cross multiply
    1,575,371.20x = 2,364,806.40 × 866,783.20
  4. Step 4: Simplify right side
    1,575,371.20x = 2,049,774,458,772.48
  5. Step 5: Solve for x
    x = 2,049,774,458,772.48/1,575,371.20
  6. Step 6: Final answer
    x = 1,301,137.45

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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.