Home / 1,963,613.40-2,945,420.10-1,018,829.40

Finding the Fourth Proportional to 1,963,613.40, 2,945,420.10 and 1,018,829.40

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Solution

The fourth proportional to 1,963,613.40, 2,945,420.10 and 1,018,829.40 is: 1,528,244.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,613.40 : 2,945,420.10 = 1,018,829.40 : x
  2. Step 2: Convert to fraction form
    1,963,613.40/2,945,420.10 = 1,018,829.40/x
  3. Step 3: Cross multiply
    1,963,613.40x = 2,945,420.10 × 1,018,829.40
  4. Step 4: Simplify right side
    1,963,613.40x = 3,000,880,593,230.94
  5. Step 5: Solve for x
    x = 3,000,880,593,230.94/1,963,613.40
  6. Step 6: Final answer
    x = 1,528,244.10

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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.