Home / 1,631,854.84-2,243,973.90-1,416,618.40

Finding the Fourth Proportional to 1,631,854.84, 2,243,973.90 and 1,416,618.40

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Solution

The fourth proportional to 1,631,854.84, 2,243,973.90 and 1,416,618.40 is: 1,948,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,854.84 : 2,243,973.90 = 1,416,618.40 : x
  2. Step 2: Convert to fraction form
    1,631,854.84/2,243,973.90 = 1,416,618.40/x
  3. Step 3: Cross multiply
    1,631,854.84x = 2,243,973.90 × 1,416,618.40
  4. Step 4: Simplify right side
    1,631,854.84x = 3,178,854,715,859.76
  5. Step 5: Solve for x
    x = 3,178,854,715,859.76/1,631,854.84
  6. Step 6: Final answer
    x = 1,948,000.91

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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.