Home / 1,020,694.31-1,408,547.04-561,799.07

Finding the Fourth Proportional to 1,020,694.31, 1,408,547.04 and 561,799.07

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Solution

The fourth proportional to 1,020,694.31, 1,408,547.04 and 561,799.07 is: 775,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,694.31 : 1,408,547.04 = 561,799.07 : x
  2. Step 2: Convert to fraction form
    1,020,694.31/1,408,547.04 = 561,799.07/x
  3. Step 3: Cross multiply
    1,020,694.31x = 1,408,547.04 × 561,799.07
  4. Step 4: Simplify right side
    1,020,694.31x = 791,320,410,080.52
  5. Step 5: Solve for x
    x = 791,320,410,080.52/1,020,694.31
  6. Step 6: Final answer
    x = 775,276.60

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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.