Home / 1,004,862.80-1,386,681.72-575,128.32

Finding the Fourth Proportional to 1,004,862.80, 1,386,681.72 and 575,128.32

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Solution

The fourth proportional to 1,004,862.80, 1,386,681.72 and 575,128.32 is: 793,660.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,862.80 : 1,386,681.72 = 575,128.32 : x
  2. Step 2: Convert to fraction form
    1,004,862.80/1,386,681.72 = 575,128.32/x
  3. Step 3: Cross multiply
    1,004,862.80x = 1,386,681.72 × 575,128.32
  4. Step 4: Simplify right side
    1,004,862.80x = 797,519,927,998.31
  5. Step 5: Solve for x
    x = 797,519,927,998.31/1,004,862.80
  6. Step 6: Final answer
    x = 793,660.52

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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.