Home / 3,159,585.40-4,360,218.10-1,709,280.45

Finding the Fourth Proportional to 3,159,585.40, 4,360,218.10 and 1,709,280.45

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Solution

The fourth proportional to 3,159,585.40, 4,360,218.10 and 1,709,280.45 is: 2,358,801.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,585.40 : 4,360,218.10 = 1,709,280.45 : x
  2. Step 2: Convert to fraction form
    3,159,585.40/4,360,218.10 = 1,709,280.45/x
  3. Step 3: Cross multiply
    3,159,585.40x = 4,360,218.10 × 1,709,280.45
  4. Step 4: Simplify right side
    3,159,585.40x = 7,452,835,556,066.15
  5. Step 5: Solve for x
    x = 7,452,835,556,066.15/3,159,585.40
  6. Step 6: Final answer
    x = 2,358,801.75

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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.