Home / 1,616,280-2,424,432.15-717,480.11

Finding the Fourth Proportional to 1,616,280, 2,424,432.15 and 717,480.11

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Solution

The fourth proportional to 1,616,280, 2,424,432.15 and 717,480.11 is: 1,076,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,280 : 2,424,432.15 = 717,480.11 : x
  2. Step 2: Convert to fraction form
    1,616,280/2,424,432.15 = 717,480.11/x
  3. Step 3: Cross multiply
    1,616,280x = 2,424,432.15 × 717,480.11
  4. Step 4: Simplify right side
    1,616,280x = 1,739,481,833,547.38
  5. Step 5: Solve for x
    x = 1,739,481,833,547.38/1,616,280
  6. Step 6: Final answer
    x = 1,076,225.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.