Home / 1,312,681.25-1,969,353.98-366,052.07

Finding the Fourth Proportional to 1,312,681.25, 1,969,353.98 and 366,052.07

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Solution

The fourth proportional to 1,312,681.25, 1,969,353.98 and 366,052.07 is: 549,170.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,681.25 : 1,969,353.98 = 366,052.07 : x
  2. Step 2: Convert to fraction form
    1,312,681.25/1,969,353.98 = 366,052.07/x
  3. Step 3: Cross multiply
    1,312,681.25x = 1,969,353.98 × 366,052.07
  4. Step 4: Simplify right side
    1,312,681.25x = 720,886,100,941.74
  5. Step 5: Solve for x
    x = 720,886,100,941.74/1,312,681.25
  6. Step 6: Final answer
    x = 549,170.72

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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.