Home / 2,085,783.20-3,124,009.20-1,712,535.20

Finding the Fourth Proportional to 2,085,783.20, 3,124,009.20 and 1,712,535.20

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Solution

The fourth proportional to 2,085,783.20, 3,124,009.20 and 1,712,535.20 is: 2,564,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,783.20 : 3,124,009.20 = 1,712,535.20 : x
  2. Step 2: Convert to fraction form
    2,085,783.20/3,124,009.20 = 1,712,535.20/x
  3. Step 3: Cross multiply
    2,085,783.20x = 3,124,009.20 × 1,712,535.20
  4. Step 4: Simplify right side
    2,085,783.20x = 5,349,975,720,123.84
  5. Step 5: Solve for x
    x = 5,349,975,720,123.84/2,085,783.20
  6. Step 6: Final answer
    x = 2,564,972.10

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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.