Home / 1,407,526.22-2,111,259.81-342,574.22

Finding the Fourth Proportional to 1,407,526.22, 2,111,259.81 and 342,574.22

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Solution

The fourth proportional to 1,407,526.22, 2,111,259.81 and 342,574.22 is: 513,854.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,526.22 : 2,111,259.81 = 342,574.22 : x
  2. Step 2: Convert to fraction form
    1,407,526.22/2,111,259.81 = 342,574.22/x
  3. Step 3: Cross multiply
    1,407,526.22x = 2,111,259.81 × 342,574.22
  4. Step 4: Simplify right side
    1,407,526.22x = 723,263,182,628.10
  5. Step 5: Solve for x
    x = 723,263,182,628.10/1,407,526.22
  6. Step 6: Final answer
    x = 513,854.15

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1.5x scale

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.