Home / 1,357,401.90-1,873,237.89-745,580.46

Finding the Fourth Proportional to 1,357,401.90, 1,873,237.89 and 745,580.46

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Solution

The fourth proportional to 1,357,401.90, 1,873,237.89 and 745,580.46 is: 1,028,913.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,401.90 : 1,873,237.89 = 745,580.46 : x
  2. Step 2: Convert to fraction form
    1,357,401.90/1,873,237.89 = 745,580.46/x
  3. Step 3: Cross multiply
    1,357,401.90x = 1,873,237.89 × 745,580.46
  4. Step 4: Simplify right side
    1,357,401.90x = 1,396,649,567,715.63
  5. Step 5: Solve for x
    x = 1,396,649,567,715.63/1,357,401.90
  6. Step 6: Final answer
    x = 1,028,913.82

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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.