Home / 1,254,078.77-1,881,616.59-401,281.80

Finding the Fourth Proportional to 1,254,078.77, 1,881,616.59 and 401,281.80

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Solution

The fourth proportional to 1,254,078.77, 1,881,616.59 and 401,281.80 is: 602,082.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,078.77 : 1,881,616.59 = 401,281.80 : x
  2. Step 2: Convert to fraction form
    1,254,078.77/1,881,616.59 = 401,281.80/x
  3. Step 3: Cross multiply
    1,254,078.77x = 1,881,616.59 × 401,281.80
  4. Step 4: Simplify right side
    1,254,078.77x = 755,058,492,145.06
  5. Step 5: Solve for x
    x = 755,058,492,145.06/1,254,078.77
  6. Step 6: Final answer
    x = 602,082.19

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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.