Home / 1,571,929.90-2,169,275.25-874,220.48

Finding the Fourth Proportional to 1,571,929.90, 2,169,275.25 and 874,220.48

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Solution

The fourth proportional to 1,571,929.90, 2,169,275.25 and 874,220.48 is: 1,206,430.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,929.90 : 2,169,275.25 = 874,220.48 : x
  2. Step 2: Convert to fraction form
    1,571,929.90/2,169,275.25 = 874,220.48/x
  3. Step 3: Cross multiply
    1,571,929.90x = 2,169,275.25 × 874,220.48
  4. Step 4: Simplify right side
    1,571,929.90x = 1,896,424,847,595.53
  5. Step 5: Solve for x
    x = 1,896,424,847,595.53/1,571,929.90
  6. Step 6: Final answer
    x = 1,206,430.93

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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.