Home / 1,331,435-2,911,459

Finding the Third Proportional to 1,331,435 and 2,911,459

Calculator

Solution

The third proportional to 1,331,435 and 2,911,459 is: 6,366,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,435 : 2,911,459 = 2,911,459 : x
  2. Step 2: Convert to fraction form
    1,331,435/2,911,459 = 2,911,459/x
  3. Step 3: Cross multiply
    1,331,435x = 2,911,459 × 2,911,459
  4. Step 4: Simplify right side
    1,331,435x = 8,476,593,508,681
  5. Step 5: Solve for x
    x = 8,476,593,508,681/1,331,435
  6. Step 6: Final answer
    x = 6,366,509.45

Related Problems

Find third proportional to 665,717.50 and 1,455,729.50
Half scale
Find third proportional to 2,662,870 and 5,822,918
Double scale
Find third proportional to 1,331,437 and 2,911,463
Similar ratio
Find third proportional to 1,997,152.50 and 4,367,188.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.