Home / 1,050,301.20-1,575,840.60-1,011,421.20

Finding the Fourth Proportional to 1,050,301.20, 1,575,840.60 and 1,011,421.20

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Solution

The fourth proportional to 1,050,301.20, 1,575,840.60 and 1,011,421.20 is: 1,517,506.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,301.20 : 1,575,840.60 = 1,011,421.20 : x
  2. Step 2: Convert to fraction form
    1,050,301.20/1,575,840.60 = 1,011,421.20/x
  3. Step 3: Cross multiply
    1,050,301.20x = 1,575,840.60 × 1,011,421.20
  4. Step 4: Simplify right side
    1,050,301.20x = 1,593,838,590,660.72
  5. Step 5: Solve for x
    x = 1,593,838,590,660.72/1,050,301.20
  6. Step 6: Final answer
    x = 1,517,506.21

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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.