Home / 1,308,173.19-1,962,555.93-455,285.10

Finding the Fourth Proportional to 1,308,173.19, 1,962,555.93 and 455,285.10

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Solution

The fourth proportional to 1,308,173.19, 1,962,555.93 and 455,285.10 is: 683,030.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,173.19 : 1,962,555.93 = 455,285.10 : x
  2. Step 2: Convert to fraction form
    1,308,173.19/1,962,555.93 = 455,285.10/x
  3. Step 3: Cross multiply
    1,308,173.19x = 1,962,555.93 × 455,285.10
  4. Step 4: Simplify right side
    1,308,173.19x = 893,522,472,845.64
  5. Step 5: Solve for x
    x = 893,522,472,845.64/1,308,173.19
  6. Step 6: Final answer
    x = 683,030.72

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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.