Home / 1,657,785.75-2,486,678.63-535,854.75

Finding the Fourth Proportional to 1,657,785.75, 2,486,678.63 and 535,854.75

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Solution

The fourth proportional to 1,657,785.75, 2,486,678.63 and 535,854.75 is: 803,782.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,785.75 : 2,486,678.63 = 535,854.75 : x
  2. Step 2: Convert to fraction form
    1,657,785.75/2,486,678.63 = 535,854.75/x
  3. Step 3: Cross multiply
    1,657,785.75x = 2,486,678.63 × 535,854.75
  4. Step 4: Simplify right side
    1,657,785.75x = 1,332,498,552,929.72
  5. Step 5: Solve for x
    x = 1,332,498,552,929.72/1,657,785.75
  6. Step 6: Final answer
    x = 803,782.13

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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.