Home / 1,559,802.90-2,336,205.15-1,279,866.90

Finding the Fourth Proportional to 1,559,802.90, 2,336,205.15 and 1,279,866.90

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Solution

The fourth proportional to 1,559,802.90, 2,336,205.15 and 1,279,866.90 is: 1,916,929.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,802.90 : 2,336,205.15 = 1,279,866.90 : x
  2. Step 2: Convert to fraction form
    1,559,802.90/2,336,205.15 = 1,279,866.90/x
  3. Step 3: Cross multiply
    1,559,802.90x = 2,336,205.15 × 1,279,866.90
  4. Step 4: Simplify right side
    1,559,802.90x = 2,990,031,643,094.53
  5. Step 5: Solve for x
    x = 2,990,031,643,094.53/1,559,802.90
  6. Step 6: Final answer
    x = 1,916,929.15

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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.