Home / 2,689,875.07-4,032,423.70-1,048,172.20

Finding the Fourth Proportional to 2,689,875.07, 4,032,423.70 and 1,048,172.20

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Solution

The fourth proportional to 2,689,875.07, 4,032,423.70 and 1,048,172.20 is: 1,571,327.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,875.07 : 4,032,423.70 = 1,048,172.20 : x
  2. Step 2: Convert to fraction form
    2,689,875.07/4,032,423.70 = 1,048,172.20/x
  3. Step 3: Cross multiply
    2,689,875.07x = 4,032,423.70 × 1,048,172.20
  4. Step 4: Simplify right side
    2,689,875.07x = 4,226,674,440,594.33
  5. Step 5: Solve for x
    x = 4,226,674,440,594.33/2,689,875.07
  6. Step 6: Final answer
    x = 1,571,327.41

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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.