Home / 1,077,646.68-1,485,607.53-847,805.38

Finding the Fourth Proportional to 1,077,646.68, 1,485,607.53 and 847,805.38

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Solution

The fourth proportional to 1,077,646.68, 1,485,607.53 and 847,805.38 is: 1,168,756.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,646.68 : 1,485,607.53 = 847,805.38 : x
  2. Step 2: Convert to fraction form
    1,077,646.68/1,485,607.53 = 847,805.38/x
  3. Step 3: Cross multiply
    1,077,646.68x = 1,485,607.53 × 847,805.38
  4. Step 4: Simplify right side
    1,077,646.68x = 1,259,506,064,324.31
  5. Step 5: Solve for x
    x = 1,259,506,064,324.31/1,077,646.68
  6. Step 6: Final answer
    x = 1,168,756.04

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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.