Home / 1,556,373.84-2,147,828.76-877,310.16

Finding the Fourth Proportional to 1,556,373.84, 2,147,828.76 and 877,310.16

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Solution

The fourth proportional to 1,556,373.84, 2,147,828.76 and 877,310.16 is: 1,210,706.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,373.84 : 2,147,828.76 = 877,310.16 : x
  2. Step 2: Convert to fraction form
    1,556,373.84/2,147,828.76 = 877,310.16/x
  3. Step 3: Cross multiply
    1,556,373.84x = 2,147,828.76 × 877,310.16
  4. Step 4: Simplify right side
    1,556,373.84x = 1,884,311,993,088.20
  5. Step 5: Solve for x
    x = 1,884,311,993,088.20/1,556,373.84
  6. Step 6: Final answer
    x = 1,210,706.54

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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.