Home / 1,637,590.02-2,259,844.14-912,422.13

Finding the Fourth Proportional to 1,637,590.02, 2,259,844.14 and 912,422.13

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Solution

The fourth proportional to 1,637,590.02, 2,259,844.14 and 912,422.13 is: 1,259,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,590.02 : 2,259,844.14 = 912,422.13 : x
  2. Step 2: Convert to fraction form
    1,637,590.02/2,259,844.14 = 912,422.13/x
  3. Step 3: Cross multiply
    1,637,590.02x = 2,259,844.14 × 912,422.13
  4. Step 4: Simplify right side
    1,637,590.02x = 2,061,931,803,686.82
  5. Step 5: Solve for x
    x = 2,061,931,803,686.82/1,637,590.02
  6. Step 6: Final answer
    x = 1,259,125.78

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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.