Home / 2,991,674.89-4,128,836.39-1,845,725.77

Finding the Fourth Proportional to 2,991,674.89, 4,128,836.39 and 1,845,725.77

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Solution

The fourth proportional to 2,991,674.89, 4,128,836.39 and 1,845,725.77 is: 2,547,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,674.89 : 4,128,836.39 = 1,845,725.77 : x
  2. Step 2: Convert to fraction form
    2,991,674.89/4,128,836.39 = 1,845,725.77/x
  3. Step 3: Cross multiply
    2,991,674.89x = 4,128,836.39 × 1,845,725.77
  4. Step 4: Simplify right side
    2,991,674.89x = 7,620,699,725,136.77
  5. Step 5: Solve for x
    x = 7,620,699,725,136.77/2,991,674.89
  6. Step 6: Final answer
    x = 2,547,302.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.