Home / 2,931,552.96-4,045,970.48-1,642,480.64

Finding the Fourth Proportional to 2,931,552.96, 4,045,970.48 and 1,642,480.64

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Solution

The fourth proportional to 2,931,552.96, 4,045,970.48 and 1,642,480.64 is: 2,266,862.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,552.96 : 4,045,970.48 = 1,642,480.64 : x
  2. Step 2: Convert to fraction form
    2,931,552.96/4,045,970.48 = 1,642,480.64/x
  3. Step 3: Cross multiply
    2,931,552.96x = 4,045,970.48 × 1,642,480.64
  4. Step 4: Simplify right side
    2,931,552.96x = 6,645,428,183,411.51
  5. Step 5: Solve for x
    x = 6,645,428,183,411.51/2,931,552.96
  6. Step 6: Final answer
    x = 2,266,862.74

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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.