Home / 1,668,830.50-2,303,031.32-943,786.63

Finding the Fourth Proportional to 1,668,830.50, 2,303,031.32 and 943,786.63

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Solution

The fourth proportional to 1,668,830.50, 2,303,031.32 and 943,786.63 is: 1,302,451.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,830.50 : 2,303,031.32 = 943,786.63 : x
  2. Step 2: Convert to fraction form
    1,668,830.50/2,303,031.32 = 943,786.63/x
  3. Step 3: Cross multiply
    1,668,830.50x = 2,303,031.32 × 943,786.63
  4. Step 4: Simplify right side
    1,668,830.50x = 2,173,570,168,287.25
  5. Step 5: Solve for x
    x = 2,173,570,168,287.25/1,668,830.50
  6. Step 6: Final answer
    x = 1,302,451.13

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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.