Home / 1,556,374.84-2,147,830.14-877,311.16

Finding the Fourth Proportional to 1,556,374.84, 2,147,830.14 and 877,311.16

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Solution

The fourth proportional to 1,556,374.84, 2,147,830.14 and 877,311.16 is: 1,210,707.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,374.84 : 2,147,830.14 = 877,311.16 : x
  2. Step 2: Convert to fraction form
    1,556,374.84/2,147,830.14 = 877,311.16/x
  3. Step 3: Cross multiply
    1,556,374.84x = 2,147,830.14 × 877,311.16
  4. Step 4: Simplify right side
    1,556,374.84x = 1,884,315,351,606.36
  5. Step 5: Solve for x
    x = 1,884,315,351,606.36/1,556,374.84
  6. Step 6: Final answer
    x = 1,210,707.92

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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.