Home / 1,673,007.89-2,308,746.12-909,061.25

Finding the Fourth Proportional to 1,673,007.89, 2,308,746.12 and 909,061.25

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Solution

The fourth proportional to 1,673,007.89, 2,308,746.12 and 909,061.25 is: 1,254,501.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,007.89 : 2,308,746.12 = 909,061.25 : x
  2. Step 2: Convert to fraction form
    1,673,007.89/2,308,746.12 = 909,061.25/x
  3. Step 3: Cross multiply
    1,673,007.89x = 2,308,746.12 × 909,061.25
  4. Step 4: Simplify right side
    1,673,007.89x = 2,098,791,633,779.85
  5. Step 5: Solve for x
    x = 2,098,791,633,779.85/1,673,007.89
  6. Step 6: Final answer
    x = 1,254,501.93

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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.