Home / 1,220,607.12-1,830,701.64-322,058.28

Finding the Fourth Proportional to 1,220,607.12, 1,830,701.64 and 322,058.28

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Solution

The fourth proportional to 1,220,607.12, 1,830,701.64 and 322,058.28 is: 483,032.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,607.12 : 1,830,701.64 = 322,058.28 : x
  2. Step 2: Convert to fraction form
    1,220,607.12/1,830,701.64 = 322,058.28/x
  3. Step 3: Cross multiply
    1,220,607.12x = 1,830,701.64 × 322,058.28
  4. Step 4: Simplify right side
    1,220,607.12x = 589,592,621,371.58
  5. Step 5: Solve for x
    x = 589,592,621,371.58/1,220,607.12
  6. Step 6: Final answer
    x = 483,032.26

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1.5x scale

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.