Home / 1,075,634.08-1,613,804.40-542,903.20

Finding the Fourth Proportional to 1,075,634.08, 1,613,804.40 and 542,903.20

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Solution

The fourth proportional to 1,075,634.08, 1,613,804.40 and 542,903.20 is: 814,533.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,634.08 : 1,613,804.40 = 542,903.20 : x
  2. Step 2: Convert to fraction form
    1,075,634.08/1,613,804.40 = 542,903.20/x
  3. Step 3: Cross multiply
    1,075,634.08x = 1,613,804.40 × 542,903.20
  4. Step 4: Simplify right side
    1,075,634.08x = 876,139,572,934.08
  5. Step 5: Solve for x
    x = 876,139,572,934.08/1,075,634.08
  6. Step 6: Final answer
    x = 814,533.11

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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.