Home / 1,153,806.78-1,592,219.84-637,552.47

Finding the Fourth Proportional to 1,153,806.78, 1,592,219.84 and 637,552.47

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Solution

The fourth proportional to 1,153,806.78, 1,592,219.84 and 637,552.47 is: 879,803.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,806.78 : 1,592,219.84 = 637,552.47 : x
  2. Step 2: Convert to fraction form
    1,153,806.78/1,592,219.84 = 637,552.47/x
  3. Step 3: Cross multiply
    1,153,806.78x = 1,592,219.84 × 637,552.47
  4. Step 4: Simplify right side
    1,153,806.78x = 1,015,123,688,587.24
  5. Step 5: Solve for x
    x = 1,015,123,688,587.24/1,153,806.78
  6. Step 6: Final answer
    x = 879,803.89

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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.