Home / 4,720,465.95-6,514,053.80-2,787,349.11

Finding the Fourth Proportional to 4,720,465.95, 6,514,053.80 and 2,787,349.11

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Solution

The fourth proportional to 4,720,465.95, 6,514,053.80 and 2,787,349.11 is: 3,846,430.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720,465.95 : 6,514,053.80 = 2,787,349.11 : x
  2. Step 2: Convert to fraction form
    4,720,465.95/6,514,053.80 = 2,787,349.11/x
  3. Step 3: Cross multiply
    4,720,465.95x = 6,514,053.80 × 2,787,349.11
  4. Step 4: Simplify right side
    4,720,465.95x = 18,156,942,047,985.37
  5. Step 5: Solve for x
    x = 18,156,942,047,985.37/4,720,465.95
  6. Step 6: Final answer
    x = 3,846,430.04

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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.