Home / 1,888,339.05-2,833,345.71-989,567.10

Finding the Fourth Proportional to 1,888,339.05, 2,833,345.71 and 989,567.10

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Solution

The fourth proportional to 1,888,339.05, 2,833,345.71 and 989,567.10 is: 1,484,789.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,339.05 : 2,833,345.71 = 989,567.10 : x
  2. Step 2: Convert to fraction form
    1,888,339.05/2,833,345.71 = 989,567.10/x
  3. Step 3: Cross multiply
    1,888,339.05x = 2,833,345.71 × 989,567.10
  4. Step 4: Simplify right side
    1,888,339.05x = 2,803,785,697,542.14
  5. Step 5: Solve for x
    x = 2,803,785,697,542.14/1,888,339.05
  6. Step 6: Final answer
    x = 1,484,789.34

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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.