Home / 1,225,727.74-1,838,585.44-314,909.22

Finding the Fourth Proportional to 1,225,727.74, 1,838,585.44 and 314,909.22

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Solution

The fourth proportional to 1,225,727.74, 1,838,585.44 and 314,909.22 is: 472,362.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,727.74 : 1,838,585.44 = 314,909.22 : x
  2. Step 2: Convert to fraction form
    1,225,727.74/1,838,585.44 = 314,909.22/x
  3. Step 3: Cross multiply
    1,225,727.74x = 1,838,585.44 × 314,909.22
  4. Step 4: Simplify right side
    1,225,727.74x = 578,987,506,813.76
  5. Step 5: Solve for x
    x = 578,987,506,813.76/1,225,727.74
  6. Step 6: Final answer
    x = 472,362.24

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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.