Home / 1,078,968-1,488,975.84-602,040

Finding the Fourth Proportional to 1,078,968, 1,488,975.84 and 602,040

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Solution

The fourth proportional to 1,078,968, 1,488,975.84 and 602,040 is: 830,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,968 : 1,488,975.84 = 602,040 : x
  2. Step 2: Convert to fraction form
    1,078,968/1,488,975.84 = 602,040/x
  3. Step 3: Cross multiply
    1,078,968x = 1,488,975.84 × 602,040
  4. Step 4: Simplify right side
    1,078,968x = 896,423,014,713.60
  5. Step 5: Solve for x
    x = 896,423,014,713.60/1,078,968
  6. Step 6: Final answer
    x = 830,815.20

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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.