Home / 1,117,834.02-1,676,998.43-407,860.01

Finding the Fourth Proportional to 1,117,834.02, 1,676,998.43 and 407,860.01

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Solution

The fourth proportional to 1,117,834.02, 1,676,998.43 and 407,860.01 is: 611,880.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,834.02 : 1,676,998.43 = 407,860.01 : x
  2. Step 2: Convert to fraction form
    1,117,834.02/1,676,998.43 = 407,860.01/x
  3. Step 3: Cross multiply
    1,117,834.02x = 1,676,998.43 × 407,860.01
  4. Step 4: Simplify right side
    1,117,834.02x = 683,980,596,429.78
  5. Step 5: Solve for x
    x = 683,980,596,429.78/1,117,834.02
  6. Step 6: Final answer
    x = 611,880.28

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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.