Home / 1,054,741.45-1,455,543.26-571,306.77

Finding the Fourth Proportional to 1,054,741.45, 1,455,543.26 and 571,306.77

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Solution

The fourth proportional to 1,054,741.45, 1,455,543.26 and 571,306.77 is: 788,403.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,741.45 : 1,455,543.26 = 571,306.77 : x
  2. Step 2: Convert to fraction form
    1,054,741.45/1,455,543.26 = 571,306.77/x
  3. Step 3: Cross multiply
    1,054,741.45x = 1,455,543.26 × 571,306.77
  4. Step 4: Simplify right side
    1,054,741.45x = 831,561,718,465.87
  5. Step 5: Solve for x
    x = 831,561,718,465.87/1,054,741.45
  6. Step 6: Final answer
    x = 788,403.37

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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.