Home / 1,478,916.59-2,040,898.95-834,336.81

Finding the Fourth Proportional to 1,478,916.59, 2,040,898.95 and 834,336.81

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Solution

The fourth proportional to 1,478,916.59, 2,040,898.95 and 834,336.81 is: 1,151,381.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,916.59 : 2,040,898.95 = 834,336.81 : x
  2. Step 2: Convert to fraction form
    1,478,916.59/2,040,898.95 = 834,336.81/x
  3. Step 3: Cross multiply
    1,478,916.59x = 2,040,898.95 × 834,336.81
  4. Step 4: Simplify right side
    1,478,916.59x = 1,702,797,119,475.35
  5. Step 5: Solve for x
    x = 1,702,797,119,475.35/1,478,916.59
  6. Step 6: Final answer
    x = 1,151,381.45

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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.