Home / 1,888,421.14-2,833,468.98-989,649.16

Finding the Fourth Proportional to 1,888,421.14, 2,833,468.98 and 989,649.16

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Solution

The fourth proportional to 1,888,421.14, 2,833,468.98 and 989,649.16 is: 1,484,912.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,421.14 : 2,833,468.98 = 989,649.16 : x
  2. Step 2: Convert to fraction form
    1,888,421.14/2,833,468.98 = 989,649.16/x
  3. Step 3: Cross multiply
    1,888,421.14x = 2,833,468.98 × 989,649.16
  4. Step 4: Simplify right side
    1,888,421.14x = 2,804,140,195,943.06
  5. Step 5: Solve for x
    x = 2,804,140,195,943.06/1,888,421.14
  6. Step 6: Final answer
    x = 1,484,912.52

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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.