Home / 1,771,783.07-2,655,515.44-918,384.21

Finding the Fourth Proportional to 1,771,783.07, 2,655,515.44 and 918,384.21

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Solution

The fourth proportional to 1,771,783.07, 2,655,515.44 and 918,384.21 is: 1,376,457.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,783.07 : 2,655,515.44 = 918,384.21 : x
  2. Step 2: Convert to fraction form
    1,771,783.07/2,655,515.44 = 918,384.21/x
  3. Step 3: Cross multiply
    1,771,783.07x = 2,655,515.44 × 918,384.21
  4. Step 4: Simplify right side
    1,771,783.07x = 2,438,783,450,655.18
  5. Step 5: Solve for x
    x = 2,438,783,450,655.18/1,771,783.07
  6. Step 6: Final answer
    x = 1,376,457.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.