Home / 1,094,309.84-1,510,153.80-641,608.40

Finding the Fourth Proportional to 1,094,309.84, 1,510,153.80 and 641,608.40

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Solution

The fourth proportional to 1,094,309.84, 1,510,153.80 and 641,608.40 is: 885,423.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,309.84 : 1,510,153.80 = 641,608.40 : x
  2. Step 2: Convert to fraction form
    1,094,309.84/1,510,153.80 = 641,608.40/x
  3. Step 3: Cross multiply
    1,094,309.84x = 1,510,153.80 × 641,608.40
  4. Step 4: Simplify right side
    1,094,309.84x = 968,927,363,371.92
  5. Step 5: Solve for x
    x = 968,927,363,371.92/1,094,309.84
  6. Step 6: Final answer
    x = 885,423.24

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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.