Home / 1,018,384.02-1,405,213.65-588,580.74

Finding the Fourth Proportional to 1,018,384.02, 1,405,213.65 and 588,580.74

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Solution

The fourth proportional to 1,018,384.02, 1,405,213.65 and 588,580.74 is: 812,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,384.02 : 1,405,213.65 = 588,580.74 : x
  2. Step 2: Convert to fraction form
    1,018,384.02/1,405,213.65 = 588,580.74/x
  3. Step 3: Cross multiply
    1,018,384.02x = 1,405,213.65 × 588,580.74
  4. Step 4: Simplify right side
    1,018,384.02x = 827,081,689,975.10
  5. Step 5: Solve for x
    x = 827,081,689,975.10/1,018,384.02
  6. Step 6: Final answer
    x = 812,151.09

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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.