Home / 1,386,317-1,913,117.46-750,413

Finding the Fourth Proportional to 1,386,317, 1,913,117.46 and 750,413

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Solution

The fourth proportional to 1,386,317, 1,913,117.46 and 750,413 is: 1,035,569.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,317 : 1,913,117.46 = 750,413 : x
  2. Step 2: Convert to fraction form
    1,386,317/1,913,117.46 = 750,413/x
  3. Step 3: Cross multiply
    1,386,317x = 1,913,117.46 × 750,413
  4. Step 4: Simplify right side
    1,386,317x = 1,435,628,212,510.98
  5. Step 5: Solve for x
    x = 1,435,628,212,510.98/1,386,317
  6. Step 6: Final answer
    x = 1,035,569.94

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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.