Home / 1,602,386.32-2,212,792.02-1,030,420.24

Finding the Fourth Proportional to 1,602,386.32, 2,212,792.02 and 1,030,420.24

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Solution

The fourth proportional to 1,602,386.32, 2,212,792.02 and 1,030,420.24 is: 1,422,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,386.32 : 2,212,792.02 = 1,030,420.24 : x
  2. Step 2: Convert to fraction form
    1,602,386.32/2,212,792.02 = 1,030,420.24/x
  3. Step 3: Cross multiply
    1,602,386.32x = 2,212,792.02 × 1,030,420.24
  4. Step 4: Simplify right side
    1,602,386.32x = 2,280,105,684,318.49
  5. Step 5: Solve for x
    x = 2,280,105,684,318.49/1,602,386.32
  6. Step 6: Final answer
    x = 1,422,943.80

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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.