Home / 1,556,370.84-2,147,824.62-877,307.16

Finding the Fourth Proportional to 1,556,370.84, 2,147,824.62 and 877,307.16

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Solution

The fourth proportional to 1,556,370.84, 2,147,824.62 and 877,307.16 is: 1,210,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,370.84 : 2,147,824.62 = 877,307.16 : x
  2. Step 2: Convert to fraction form
    1,556,370.84/2,147,824.62 = 877,307.16/x
  3. Step 3: Cross multiply
    1,556,370.84x = 2,147,824.62 × 877,307.16
  4. Step 4: Simplify right side
    1,556,370.84x = 1,884,301,917,550.28
  5. Step 5: Solve for x
    x = 1,884,301,917,550.28/1,556,370.84
  6. Step 6: Final answer
    x = 1,210,702.40

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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.