Home / 1,004,442.54-1,386,140.88-545,561.54

Finding the Fourth Proportional to 1,004,442.54, 1,386,140.88 and 545,561.54

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Solution

The fourth proportional to 1,004,442.54, 1,386,140.88 and 545,561.54 is: 752,880.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,442.54 : 1,386,140.88 = 545,561.54 : x
  2. Step 2: Convert to fraction form
    1,004,442.54/1,386,140.88 = 545,561.54/x
  3. Step 3: Cross multiply
    1,004,442.54x = 1,386,140.88 × 545,561.54
  4. Step 4: Simplify right side
    1,004,442.54x = 756,225,153,149.76
  5. Step 5: Solve for x
    x = 756,225,153,149.76/1,004,442.54
  6. Step 6: Final answer
    x = 752,880.45

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1.5x scale

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.