Home / 1,322,219.59-1,824,636.94-771,038.08

Finding the Fourth Proportional to 1,322,219.59, 1,824,636.94 and 771,038.08

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Solution

The fourth proportional to 1,322,219.59, 1,824,636.94 and 771,038.08 is: 1,064,017.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,219.59 : 1,824,636.94 = 771,038.08 : x
  2. Step 2: Convert to fraction form
    1,322,219.59/1,824,636.94 = 771,038.08/x
  3. Step 3: Cross multiply
    1,322,219.59x = 1,824,636.94 × 771,038.08
  4. Step 4: Simplify right side
    1,322,219.59x = 1,406,864,556,425.49
  5. Step 5: Solve for x
    x = 1,406,864,556,425.49/1,322,219.59
  6. Step 6: Final answer
    x = 1,064,017.33

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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.