Home / 2,121,166.83-2,927,525.48-1,249,722.91

Finding the Fourth Proportional to 2,121,166.83, 2,927,525.48 and 1,249,722.91

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Solution

The fourth proportional to 2,121,166.83, 2,927,525.48 and 1,249,722.91 is: 1,724,803.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,166.83 : 2,927,525.48 = 1,249,722.91 : x
  2. Step 2: Convert to fraction form
    2,121,166.83/2,927,525.48 = 1,249,722.91/x
  3. Step 3: Cross multiply
    2,121,166.83x = 2,927,525.48 × 1,249,722.91
  4. Step 4: Simplify right side
    2,121,166.83x = 3,658,595,671,091.69
  5. Step 5: Solve for x
    x = 3,658,595,671,091.69/2,121,166.83
  6. Step 6: Final answer
    x = 1,724,803.36

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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.