Home / 2,953,838.10-4,421,899.80-1,755,143.40

Finding the Fourth Proportional to 2,953,838.10, 4,421,899.80 and 1,755,143.40

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Solution

The fourth proportional to 2,953,838.10, 4,421,899.80 and 1,755,143.40 is: 2,627,452.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,838.10 : 4,421,899.80 = 1,755,143.40 : x
  2. Step 2: Convert to fraction form
    2,953,838.10/4,421,899.80 = 1,755,143.40/x
  3. Step 3: Cross multiply
    2,953,838.10x = 4,421,899.80 × 1,755,143.40
  4. Step 4: Simplify right side
    2,953,838.10x = 7,761,068,249,431.32
  5. Step 5: Solve for x
    x = 7,761,068,249,431.32/2,953,838.10
  6. Step 6: Final answer
    x = 2,627,452.14

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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.