Home / 1,127,814.37-1,556,363.51-637,776.36

Finding the Fourth Proportional to 1,127,814.37, 1,556,363.51 and 637,776.36

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Solution

The fourth proportional to 1,127,814.37, 1,556,363.51 and 637,776.36 is: 880,119.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,814.37 : 1,556,363.51 = 637,776.36 : x
  2. Step 2: Convert to fraction form
    1,127,814.37/1,556,363.51 = 637,776.36/x
  3. Step 3: Cross multiply
    1,127,814.37x = 1,556,363.51 × 637,776.36
  4. Step 4: Simplify right side
    1,127,814.37x = 992,611,852,657.62
  5. Step 5: Solve for x
    x = 992,611,852,657.62/1,127,814.37
  6. Step 6: Final answer
    x = 880,119.88

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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.