Home / 1,240,026.40-1,860,212.40-530,048.80

Finding the Fourth Proportional to 1,240,026.40, 1,860,212.40 and 530,048.80

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Solution

The fourth proportional to 1,240,026.40, 1,860,212.40 and 530,048.80 is: 795,147.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,026.40 : 1,860,212.40 = 530,048.80 : x
  2. Step 2: Convert to fraction form
    1,240,026.40/1,860,212.40 = 530,048.80/x
  3. Step 3: Cross multiply
    1,240,026.40x = 1,860,212.40 × 530,048.80
  4. Step 4: Simplify right side
    1,240,026.40x = 986,003,350,365.12
  5. Step 5: Solve for x
    x = 986,003,350,365.12/1,240,026.40
  6. Step 6: Final answer
    x = 795,147.06

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1.5x scale

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.