Home / 987,004-2,143,130

Finding the Third Proportional to 987,004 and 2,143,130

Calculator

Solution

The third proportional to 987,004 and 2,143,130 is: 4,653,482.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,004 : 2,143,130 = 2,143,130 : x
  2. Step 2: Convert to fraction form
    987,004/2,143,130 = 2,143,130/x
  3. Step 3: Cross multiply
    987,004x = 2,143,130 × 2,143,130
  4. Step 4: Simplify right side
    987,004x = 4,593,006,196,900
  5. Step 5: Solve for x
    x = 4,593,006,196,900/987,004
  6. Step 6: Final answer
    x = 4,653,482.86

Related Problems

Find third proportional to 493,502 and 1,071,565
Half scale
Find third proportional to 1,974,008 and 4,286,260
Double scale
Find third proportional to 987,006 and 2,143,134
Similar ratio
Find third proportional to 1,480,506 and 3,214,695
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.