Home / 4,602,432.72-6,902,541.85-1,407,586.57

Finding the Fourth Proportional to 4,602,432.72, 6,902,541.85 and 1,407,586.57

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Solution

The fourth proportional to 4,602,432.72, 6,902,541.85 and 1,407,586.57 is: 2,111,041.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,602,432.72 : 6,902,541.85 = 1,407,586.57 : x
  2. Step 2: Convert to fraction form
    4,602,432.72/6,902,541.85 = 1,407,586.57/x
  3. Step 3: Cross multiply
    4,602,432.72x = 6,902,541.85 × 1,407,586.57
  4. Step 4: Simplify right side
    4,602,432.72x = 9,715,925,243,258.20
  5. Step 5: Solve for x
    x = 9,715,925,243,258.20/4,602,432.72
  6. Step 6: Final answer
    x = 2,111,041.23

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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.