Home / 553,140-1,206,392

Finding the Third Proportional to 553,140 and 1,206,392

Calculator

Solution

The third proportional to 553,140 and 1,206,392 is: 2,631,127.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,140 : 1,206,392 = 1,206,392 : x
  2. Step 2: Convert to fraction form
    553,140/1,206,392 = 1,206,392/x
  3. Step 3: Cross multiply
    553,140x = 1,206,392 × 1,206,392
  4. Step 4: Simplify right side
    553,140x = 1,455,381,657,664
  5. Step 5: Solve for x
    x = 1,455,381,657,664/553,140
  6. Step 6: Final answer
    x = 2,631,127.12

Related Problems

Find third proportional to 276,570 and 603,196
Half scale
Find third proportional to 1,106,280 and 2,412,784
Double scale
Find third proportional to 553,142 and 1,206,396
Similar ratio
Find third proportional to 829,710 and 1,809,588
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.