Home / 2,716,278.05-3,748,244.30-1,570,432.25

Finding the Fourth Proportional to 2,716,278.05, 3,748,244.30 and 1,570,432.25

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Solution

The fourth proportional to 2,716,278.05, 3,748,244.30 and 1,570,432.25 is: 2,167,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,278.05 : 3,748,244.30 = 1,570,432.25 : x
  2. Step 2: Convert to fraction form
    2,716,278.05/3,748,244.30 = 1,570,432.25/x
  3. Step 3: Cross multiply
    2,716,278.05x = 3,748,244.30 × 1,570,432.25
  4. Step 4: Simplify right side
    2,716,278.05x = 5,886,363,721,746.51
  5. Step 5: Solve for x
    x = 5,886,363,721,746.51/2,716,278.05
  6. Step 6: Final answer
    x = 2,167,069.65

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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.