Home / 1,326,501.29-1,830,343.69-745,643.91

Finding the Fourth Proportional to 1,326,501.29, 1,830,343.69 and 745,643.91

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Solution

The fourth proportional to 1,326,501.29, 1,830,343.69 and 745,643.91 is: 1,028,860.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,501.29 : 1,830,343.69 = 745,643.91 : x
  2. Step 2: Convert to fraction form
    1,326,501.29/1,830,343.69 = 745,643.91/x
  3. Step 3: Cross multiply
    1,326,501.29x = 1,830,343.69 × 745,643.91
  4. Step 4: Simplify right side
    1,326,501.29x = 1,364,784,629,257.02
  5. Step 5: Solve for x
    x = 1,364,784,629,257.02/1,326,501.29
  6. Step 6: Final answer
    x = 1,028,860.38

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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.