Home / 1,717,140.48-2,369,955.84-992,015.52

Finding the Fourth Proportional to 1,717,140.48, 2,369,955.84 and 992,015.52

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Solution

The fourth proportional to 1,717,140.48, 2,369,955.84 and 992,015.52 is: 1,369,155.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,140.48 : 2,369,955.84 = 992,015.52 : x
  2. Step 2: Convert to fraction form
    1,717,140.48/2,369,955.84 = 992,015.52/x
  3. Step 3: Cross multiply
    1,717,140.48x = 2,369,955.84 × 992,015.52
  4. Step 4: Simplify right side
    1,717,140.48x = 2,351,032,974,994.64
  5. Step 5: Solve for x
    x = 2,351,032,974,994.64/1,717,140.48
  6. Step 6: Final answer
    x = 1,369,155.87

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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.