Home / 5,310,275.34-7,963,763.85-1,898,088.78

Finding the Fourth Proportional to 5,310,275.34, 7,963,763.85 and 1,898,088.78

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Solution

The fourth proportional to 5,310,275.34, 7,963,763.85 and 1,898,088.78 is: 2,846,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310,275.34 : 7,963,763.85 = 1,898,088.78 : x
  2. Step 2: Convert to fraction form
    5,310,275.34/7,963,763.85 = 1,898,088.78/x
  3. Step 3: Cross multiply
    5,310,275.34x = 7,963,763.85 × 1,898,088.78
  4. Step 4: Simplify right side
    5,310,275.34x = 15,115,930,810,254.60
  5. Step 5: Solve for x
    x = 15,115,930,810,254.60/5,310,275.34
  6. Step 6: Final answer
    x = 2,846,543.70

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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.