Home / 1,054,307.18-1,454,567.54-646,261.58

Finding the Fourth Proportional to 1,054,307.18, 1,454,567.54 and 646,261.58

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Solution

The fourth proportional to 1,054,307.18, 1,454,567.54 and 646,261.58 is: 891,610.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,307.18 : 1,454,567.54 = 646,261.58 : x
  2. Step 2: Convert to fraction form
    1,054,307.18/1,454,567.54 = 646,261.58/x
  3. Step 3: Cross multiply
    1,054,307.18x = 1,454,567.54 × 646,261.58
  4. Step 4: Simplify right side
    1,054,307.18x = 940,031,116,617.11
  5. Step 5: Solve for x
    x = 940,031,116,617.11/1,054,307.18
  6. Step 6: Final answer
    x = 891,610.28

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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.