Home / 1,121,060.06-1,547,148.53-637,596.38

Finding the Fourth Proportional to 1,121,060.06, 1,547,148.53 and 637,596.38

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Solution

The fourth proportional to 1,121,060.06, 1,547,148.53 and 637,596.38 is: 879,931.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,060.06 : 1,547,148.53 = 637,596.38 : x
  2. Step 2: Convert to fraction form
    1,121,060.06/1,547,148.53 = 637,596.38/x
  3. Step 3: Cross multiply
    1,121,060.06x = 1,547,148.53 × 637,596.38
  4. Step 4: Simplify right side
    1,121,060.06x = 986,456,294,314.58
  5. Step 5: Solve for x
    x = 986,456,294,314.58/1,121,060.06
  6. Step 6: Final answer
    x = 879,931.71

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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.