Home / 1,341,962.10-2,010,875.78-621,859.50

Finding the Fourth Proportional to 1,341,962.10, 2,010,875.78 and 621,859.50

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Solution

The fourth proportional to 1,341,962.10, 2,010,875.78 and 621,859.50 is: 931,831.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,962.10 : 2,010,875.78 = 621,859.50 : x
  2. Step 2: Convert to fraction form
    1,341,962.10/2,010,875.78 = 621,859.50/x
  3. Step 3: Cross multiply
    1,341,962.10x = 2,010,875.78 × 621,859.50
  4. Step 4: Simplify right side
    1,341,962.10x = 1,250,482,207,112.91
  5. Step 5: Solve for x
    x = 1,250,482,207,112.91/1,341,962.10
  6. Step 6: Final answer
    x = 931,831.24

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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.