Home / 1,790,153.10-2,470,472.22-974,386.74

Finding the Fourth Proportional to 1,790,153.10, 2,470,472.22 and 974,386.74

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Solution

The fourth proportional to 1,790,153.10, 2,470,472.22 and 974,386.74 is: 1,344,686.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,153.10 : 2,470,472.22 = 974,386.74 : x
  2. Step 2: Convert to fraction form
    1,790,153.10/2,470,472.22 = 974,386.74/x
  3. Step 3: Cross multiply
    1,790,153.10x = 2,470,472.22 × 974,386.74
  4. Step 4: Simplify right side
    1,790,153.10x = 2,407,195,372,706.36
  5. Step 5: Solve for x
    x = 2,407,195,372,706.36/1,790,153.10
  6. Step 6: Final answer
    x = 1,344,686.87

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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.