Home / 1,316,660.19-1,975,560.74-464,340.89

Finding the Fourth Proportional to 1,316,660.19, 1,975,560.74 and 464,340.89

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Solution

The fourth proportional to 1,316,660.19, 1,975,560.74 and 464,340.89 is: 696,712.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,660.19 : 1,975,560.74 = 464,340.89 : x
  2. Step 2: Convert to fraction form
    1,316,660.19/1,975,560.74 = 464,340.89/x
  3. Step 3: Cross multiply
    1,316,660.19x = 1,975,560.74 × 464,340.89
  4. Step 4: Simplify right side
    1,316,660.19x = 917,333,620,061.15
  5. Step 5: Solve for x
    x = 917,333,620,061.15/1,316,660.19
  6. Step 6: Final answer
    x = 696,712.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.