Home / 1,054,838.33-1,455,683.91-571,403.50

Finding the Fourth Proportional to 1,054,838.33, 1,455,683.91 and 571,403.50

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Solution

The fourth proportional to 1,054,838.33, 1,455,683.91 and 571,403.50 is: 788,540.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,838.33 : 1,455,683.91 = 571,403.50 : x
  2. Step 2: Convert to fraction form
    1,054,838.33/1,455,683.91 = 571,403.50/x
  3. Step 3: Cross multiply
    1,054,838.33x = 1,455,683.91 × 571,403.50
  4. Step 4: Simplify right side
    1,054,838.33x = 831,782,875,285.71
  5. Step 5: Solve for x
    x = 831,782,875,285.71/1,054,838.33
  6. Step 6: Final answer
    x = 788,540.63

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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.