Home / 1,556,764.25-2,148,285.93-912,613.46

Finding the Fourth Proportional to 1,556,764.25, 2,148,285.93 and 912,613.46

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Solution

The fourth proportional to 1,556,764.25, 2,148,285.93 and 912,613.46 is: 1,259,378.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,764.25 : 2,148,285.93 = 912,613.46 : x
  2. Step 2: Convert to fraction form
    1,556,764.25/2,148,285.93 = 912,613.46/x
  3. Step 3: Cross multiply
    1,556,764.25x = 2,148,285.93 × 912,613.46
  4. Step 4: Simplify right side
    1,556,764.25x = 1,960,554,657,595.03
  5. Step 5: Solve for x
    x = 1,960,554,657,595.03/1,556,764.25
  6. Step 6: Final answer
    x = 1,259,378.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.