Home / 892,055.20-1,338,082.80-592,938.40

Finding the Fourth Proportional to 892,055.20, 1,338,082.80 and 592,938.40

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Solution

The fourth proportional to 892,055.20, 1,338,082.80 and 592,938.40 is: 889,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,055.20 : 1,338,082.80 = 592,938.40 : x
  2. Step 2: Convert to fraction form
    892,055.20/1,338,082.80 = 592,938.40/x
  3. Step 3: Cross multiply
    892,055.20x = 1,338,082.80 × 592,938.40
  4. Step 4: Simplify right side
    892,055.20x = 793,400,674,499.52
  5. Step 5: Solve for x
    x = 793,400,674,499.52/892,055.20
  6. Step 6: Final answer
    x = 889,407.60

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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.