Home / 3,759,827.03-5,188,762.02-2,128,598.40

Finding the Fourth Proportional to 3,759,827.03, 5,188,762.02 and 2,128,598.40

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Solution

The fourth proportional to 3,759,827.03, 5,188,762.02 and 2,128,598.40 is: 2,937,579.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,827.03 : 5,188,762.02 = 2,128,598.40 : x
  2. Step 2: Convert to fraction form
    3,759,827.03/5,188,762.02 = 2,128,598.40/x
  3. Step 3: Cross multiply
    3,759,827.03x = 5,188,762.02 × 2,128,598.40
  4. Step 4: Simplify right side
    3,759,827.03x = 11,044,790,533,752.77
  5. Step 5: Solve for x
    x = 11,044,790,533,752.77/3,759,827.03
  6. Step 6: Final answer
    x = 2,937,579.43

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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.