Home / 1,021,580.17-1,531,318.83-453,228.93

Finding the Fourth Proportional to 1,021,580.17, 1,531,318.83 and 453,228.93

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Solution

The fourth proportional to 1,021,580.17, 1,531,318.83 and 453,228.93 is: 679,376.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,580.17 : 1,531,318.83 = 453,228.93 : x
  2. Step 2: Convert to fraction form
    1,021,580.17/1,531,318.83 = 453,228.93/x
  3. Step 3: Cross multiply
    1,021,580.17x = 1,531,318.83 × 453,228.93
  4. Step 4: Simplify right side
    1,021,580.17x = 694,038,003,295.47
  5. Step 5: Solve for x
    x = 694,038,003,295.47/1,021,580.17
  6. Step 6: Final answer
    x = 679,376.93

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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.