Home / 1,018,011.92-1,404,985.32-615,602.96

Finding the Fourth Proportional to 1,018,011.92, 1,404,985.32 and 615,602.96

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Solution

The fourth proportional to 1,018,011.92, 1,404,985.32 and 615,602.96 is: 849,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,011.92 : 1,404,985.32 = 615,602.96 : x
  2. Step 2: Convert to fraction form
    1,018,011.92/1,404,985.32 = 615,602.96/x
  3. Step 3: Cross multiply
    1,018,011.92x = 1,404,985.32 × 615,602.96
  4. Step 4: Simplify right side
    1,018,011.92x = 864,913,121,748.55
  5. Step 5: Solve for x
    x = 864,913,121,748.55/1,018,011.92
  6. Step 6: Final answer
    x = 849,610.01

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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.