Home / 2,460,421.77-3,395,480.47-1,372,788.40

Finding the Fourth Proportional to 2,460,421.77, 3,395,480.47 and 1,372,788.40

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Solution

The fourth proportional to 2,460,421.77, 3,395,480.47 and 1,372,788.40 is: 1,894,502.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460,421.77 : 3,395,480.47 = 1,372,788.40 : x
  2. Step 2: Convert to fraction form
    2,460,421.77/3,395,480.47 = 1,372,788.40/x
  3. Step 3: Cross multiply
    2,460,421.77x = 3,395,480.47 × 1,372,788.40
  4. Step 4: Simplify right side
    2,460,421.77x = 4,661,276,201,642.55
  5. Step 5: Solve for x
    x = 4,661,276,201,642.55/2,460,421.77
  6. Step 6: Final answer
    x = 1,894,502.91

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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.