Home / 1,881,401.66-2,596,332.31-1,021,962.59

Finding the Fourth Proportional to 1,881,401.66, 2,596,332.31 and 1,021,962.59

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Solution

The fourth proportional to 1,881,401.66, 2,596,332.31 and 1,021,962.59 is: 1,410,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,401.66 : 2,596,332.31 = 1,021,962.59 : x
  2. Step 2: Convert to fraction form
    1,881,401.66/2,596,332.31 = 1,021,962.59/x
  3. Step 3: Cross multiply
    1,881,401.66x = 2,596,332.31 × 1,021,962.59
  4. Step 4: Simplify right side
    1,881,401.66x = 2,653,354,492,028.28
  5. Step 5: Solve for x
    x = 2,653,354,492,028.28/1,881,401.66
  6. Step 6: Final answer
    x = 1,410,307.30

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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.