Home / 1,452,005.80-2,175,384.30-1,242,053.80

Finding the Fourth Proportional to 1,452,005.80, 2,175,384.30 and 1,242,053.80

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Solution

The fourth proportional to 1,452,005.80, 2,175,384.30 and 1,242,053.80 is: 1,860,835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,005.80 : 2,175,384.30 = 1,242,053.80 : x
  2. Step 2: Convert to fraction form
    1,452,005.80/2,175,384.30 = 1,242,053.80/x
  3. Step 3: Cross multiply
    1,452,005.80x = 2,175,384.30 × 1,242,053.80
  4. Step 4: Simplify right side
    1,452,005.80x = 2,701,944,336,275.34
  5. Step 5: Solve for x
    x = 2,701,944,336,275.34/1,452,005.80
  6. Step 6: Final answer
    x = 1,860,835.77

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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.