Home / 1,074,038.40-1,609,675.20-652,867.20

Finding the Fourth Proportional to 1,074,038.40, 1,609,675.20 and 652,867.20

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Solution

The fourth proportional to 1,074,038.40, 1,609,675.20 and 652,867.20 is: 978,460.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,038.40 : 1,609,675.20 = 652,867.20 : x
  2. Step 2: Convert to fraction form
    1,074,038.40/1,609,675.20 = 652,867.20/x
  3. Step 3: Cross multiply
    1,074,038.40x = 1,609,675.20 × 652,867.20
  4. Step 4: Simplify right side
    1,074,038.40x = 1,050,904,140,733.44
  5. Step 5: Solve for x
    x = 1,050,904,140,733.44/1,074,038.40
  6. Step 6: Final answer
    x = 978,460.49

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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.