Home / 1,342,394.94-1,852,547.02-761,642.52

Finding the Fourth Proportional to 1,342,394.94, 1,852,547.02 and 761,642.52

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Solution

The fourth proportional to 1,342,394.94, 1,852,547.02 and 761,642.52 is: 1,051,090.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,394.94 : 1,852,547.02 = 761,642.52 : x
  2. Step 2: Convert to fraction form
    1,342,394.94/1,852,547.02 = 761,642.52/x
  3. Step 3: Cross multiply
    1,342,394.94x = 1,852,547.02 × 761,642.52
  4. Step 4: Simplify right side
    1,342,394.94x = 1,410,978,580,731.29
  5. Step 5: Solve for x
    x = 1,410,978,580,731.29/1,342,394.94
  6. Step 6: Final answer
    x = 1,051,090.51

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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.