Home / 1,066,370.78-1,471,601.48-607,478.55

Finding the Fourth Proportional to 1,066,370.78, 1,471,601.48 and 607,478.55

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Solution

The fourth proportional to 1,066,370.78, 1,471,601.48 and 607,478.55 is: 838,325.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,370.78 : 1,471,601.48 = 607,478.55 : x
  2. Step 2: Convert to fraction form
    1,066,370.78/1,471,601.48 = 607,478.55/x
  3. Step 3: Cross multiply
    1,066,370.78x = 1,471,601.48 × 607,478.55
  4. Step 4: Simplify right side
    1,066,370.78x = 893,966,330,210.86
  5. Step 5: Solve for x
    x = 893,966,330,210.86/1,066,370.78
  6. Step 6: Final answer
    x = 838,325.98

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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.