Home / 1,117,009.95-1,674,946.31-548,433.69

Finding the Fourth Proportional to 1,117,009.95, 1,674,946.31 and 548,433.69

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Solution

The fourth proportional to 1,117,009.95, 1,674,946.31 and 548,433.69 is: 822,371.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,009.95 : 1,674,946.31 = 548,433.69 : x
  2. Step 2: Convert to fraction form
    1,117,009.95/1,674,946.31 = 548,433.69/x
  3. Step 3: Cross multiply
    1,117,009.95x = 1,674,946.31 × 548,433.69
  4. Step 4: Simplify right side
    1,117,009.95x = 918,596,982,603.02
  5. Step 5: Solve for x
    x = 918,596,982,603.02/1,117,009.95
  6. Step 6: Final answer
    x = 822,371.35

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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.