Home / 1,602,938.06-2,212,055.07-877,830.86

Finding the Fourth Proportional to 1,602,938.06, 2,212,055.07 and 877,830.86

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Solution

The fourth proportional to 1,602,938.06, 2,212,055.07 and 877,830.86 is: 1,211,406.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,938.06 : 2,212,055.07 = 877,830.86 : x
  2. Step 2: Convert to fraction form
    1,602,938.06/2,212,055.07 = 877,830.86/x
  3. Step 3: Cross multiply
    1,602,938.06x = 2,212,055.07 × 877,830.86
  4. Step 4: Simplify right side
    1,602,938.06x = 1,941,810,204,465.46
  5. Step 5: Solve for x
    x = 1,941,810,204,465.46/1,602,938.06
  6. Step 6: Final answer
    x = 1,211,406.89

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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.