Home / 1,020,274.79-1,408,133.18-590,835.47

Finding the Fourth Proportional to 1,020,274.79, 1,408,133.18 and 590,835.47

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Solution

The fourth proportional to 1,020,274.79, 1,408,133.18 and 590,835.47 is: 815,442.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,274.79 : 1,408,133.18 = 590,835.47 : x
  2. Step 2: Convert to fraction form
    1,020,274.79/1,408,133.18 = 590,835.47/x
  3. Step 3: Cross multiply
    1,020,274.79x = 1,408,133.18 × 590,835.47
  4. Step 4: Simplify right side
    1,020,274.79x = 831,975,029,227.90
  5. Step 5: Solve for x
    x = 831,975,029,227.90/1,020,274.79
  6. Step 6: Final answer
    x = 815,442.11

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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.