Home / 2,775,141.48-3,830,875.71-1,687,762.32

Finding the Fourth Proportional to 2,775,141.48, 3,830,875.71 and 1,687,762.32

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Solution

The fourth proportional to 2,775,141.48, 3,830,875.71 and 1,687,762.32 is: 2,329,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,141.48 : 3,830,875.71 = 1,687,762.32 : x
  2. Step 2: Convert to fraction form
    2,775,141.48/3,830,875.71 = 1,687,762.32/x
  3. Step 3: Cross multiply
    2,775,141.48x = 3,830,875.71 × 1,687,762.32
  4. Step 4: Simplify right side
    2,775,141.48x = 6,465,607,675,941.25
  5. Step 5: Solve for x
    x = 6,465,607,675,941.25/2,775,141.48
  6. Step 6: Final answer
    x = 2,329,829.93

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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.