Home / 2,931,625.03-4,402,430.39-1,908,696.55

Finding the Fourth Proportional to 2,931,625.03, 4,402,430.39 and 1,908,696.55

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Solution

The fourth proportional to 2,931,625.03, 4,402,430.39 and 1,908,696.55 is: 2,866,295.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,625.03 : 4,402,430.39 = 1,908,696.55 : x
  2. Step 2: Convert to fraction form
    2,931,625.03/4,402,430.39 = 1,908,696.55/x
  3. Step 3: Cross multiply
    2,931,625.03x = 4,402,430.39 × 1,908,696.55
  4. Step 4: Simplify right side
    2,931,625.03x = 8,402,903,687,464.67
  5. Step 5: Solve for x
    x = 8,402,903,687,464.67/2,931,625.03
  6. Step 6: Final answer
    x = 2,866,295.52

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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.