Home / 1,370,510.70-1,891,281.86-758,650.52

Finding the Fourth Proportional to 1,370,510.70, 1,891,281.86 and 758,650.52

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Solution

The fourth proportional to 1,370,510.70, 1,891,281.86 and 758,650.52 is: 1,046,925.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,510.70 : 1,891,281.86 = 758,650.52 : x
  2. Step 2: Convert to fraction form
    1,370,510.70/1,891,281.86 = 758,650.52/x
  3. Step 3: Cross multiply
    1,370,510.70x = 1,891,281.86 × 758,650.52
  4. Step 4: Simplify right side
    1,370,510.70x = 1,434,821,966,555.57
  5. Step 5: Solve for x
    x = 1,434,821,966,555.57/1,370,510.70
  6. Step 6: Final answer
    x = 1,046,925.04

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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.