Home / 1,390,595.07-2,085,611.71-967,975.08

Finding the Fourth Proportional to 1,390,595.07, 2,085,611.71 and 967,975.08

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Solution

The fourth proportional to 1,390,595.07, 2,085,611.71 and 967,975.08 is: 1,451,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,390,595.07 : 2,085,611.71 = 967,975.08 : x
  2. Step 2: Convert to fraction form
    1,390,595.07/2,085,611.71 = 967,975.08/x
  3. Step 3: Cross multiply
    1,390,595.07x = 2,085,611.71 × 967,975.08
  4. Step 4: Simplify right side
    1,390,595.07x = 2,018,820,166,923.81
  5. Step 5: Solve for x
    x = 2,018,820,166,923.81/1,390,595.07
  6. Step 6: Final answer
    x = 1,451,767.10

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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.