Home / 1,038,409.58-1,433,023.89-608,999.42

Finding the Fourth Proportional to 1,038,409.58, 1,433,023.89 and 608,999.42

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Solution

The fourth proportional to 1,038,409.58, 1,433,023.89 and 608,999.42 is: 840,430.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,409.58 : 1,433,023.89 = 608,999.42 : x
  2. Step 2: Convert to fraction form
    1,038,409.58/1,433,023.89 = 608,999.42/x
  3. Step 3: Cross multiply
    1,038,409.58x = 1,433,023.89 × 608,999.42
  4. Step 4: Simplify right side
    1,038,409.58x = 872,710,719,154.96
  5. Step 5: Solve for x
    x = 872,710,719,154.96/1,038,409.58
  6. Step 6: Final answer
    x = 840,430.15

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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.