Home / 1,630,501.38-2,434,772.25-1,331,574.93

Finding the Fourth Proportional to 1,630,501.38, 2,434,772.25 and 1,331,574.93

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Solution

The fourth proportional to 1,630,501.38, 2,434,772.25 and 1,331,574.93 is: 1,988,395.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,501.38 : 2,434,772.25 = 1,331,574.93 : x
  2. Step 2: Convert to fraction form
    1,630,501.38/2,434,772.25 = 1,331,574.93/x
  3. Step 3: Cross multiply
    1,630,501.38x = 2,434,772.25 × 1,331,574.93
  4. Step 4: Simplify right side
    1,630,501.38x = 3,242,081,688,359.69
  5. Step 5: Solve for x
    x = 3,242,081,688,359.69/1,630,501.38
  6. Step 6: Final answer
    x = 1,988,395.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.