Home / 2,355,476.77-3,533,139.79-989,973.91

Finding the Fourth Proportional to 2,355,476.77, 3,533,139.79 and 989,973.91

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Solution

The fourth proportional to 2,355,476.77, 3,533,139.79 and 989,973.91 is: 1,484,929.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355,476.77 : 3,533,139.79 = 989,973.91 : x
  2. Step 2: Convert to fraction form
    2,355,476.77/3,533,139.79 = 989,973.91/x
  3. Step 3: Cross multiply
    2,355,476.77x = 3,533,139.79 × 989,973.91
  4. Step 4: Simplify right side
    2,355,476.77x = 3,497,716,212,482.88
  5. Step 5: Solve for x
    x = 3,497,716,212,482.88/2,355,476.77
  6. Step 6: Final answer
    x = 1,484,929.19

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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.