Home / 1,223,423.37-1,835,153.51-424,730.30

Finding the Fourth Proportional to 1,223,423.37, 1,835,153.51 and 424,730.30

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Solution

The fourth proportional to 1,223,423.37, 1,835,153.51 and 424,730.30 is: 637,101.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,423.37 : 1,835,153.51 = 424,730.30 : x
  2. Step 2: Convert to fraction form
    1,223,423.37/1,835,153.51 = 424,730.30/x
  3. Step 3: Cross multiply
    1,223,423.37x = 1,835,153.51 × 424,730.30
  4. Step 4: Simplify right side
    1,223,423.37x = 779,445,289,548.93
  5. Step 5: Solve for x
    x = 779,445,289,548.93/1,223,423.37
  6. Step 6: Final answer
    x = 637,101.85

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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.