Home / 1,018,479-1,528,055.46-545,058.84

Finding the Fourth Proportional to 1,018,479, 1,528,055.46 and 545,058.84

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Solution

The fourth proportional to 1,018,479, 1,528,055.46 and 545,058.84 is: 817,768.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,479 : 1,528,055.46 = 545,058.84 : x
  2. Step 2: Convert to fraction form
    1,018,479/1,528,055.46 = 545,058.84/x
  3. Step 3: Cross multiply
    1,018,479x = 1,528,055.46 × 545,058.84
  4. Step 4: Simplify right side
    1,018,479x = 832,880,136,483.27
  5. Step 5: Solve for x
    x = 832,880,136,483.27/1,018,479
  6. Step 6: Final answer
    x = 817,768.59

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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.