Home / 1,054,742.95-1,455,545.33-571,308.27

Finding the Fourth Proportional to 1,054,742.95, 1,455,545.33 and 571,308.27

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Solution

The fourth proportional to 1,054,742.95, 1,455,545.33 and 571,308.27 is: 788,405.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,742.95 : 1,455,545.33 = 571,308.27 : x
  2. Step 2: Convert to fraction form
    1,054,742.95/1,455,545.33 = 571,308.27/x
  3. Step 3: Cross multiply
    1,054,742.95x = 1,455,545.33 × 571,308.27
  4. Step 4: Simplify right side
    1,054,742.95x = 831,565,084,388.88
  5. Step 5: Solve for x
    x = 831,565,084,388.88/1,054,742.95
  6. Step 6: Final answer
    x = 788,405.44

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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.