Home / 1,017,528.64-1,404,119.28-564,784

Finding the Fourth Proportional to 1,017,528.64, 1,404,119.28 and 564,784

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Solution

The fourth proportional to 1,017,528.64, 1,404,119.28 and 564,784 is: 779,362.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,528.64 : 1,404,119.28 = 564,784 : x
  2. Step 2: Convert to fraction form
    1,017,528.64/1,404,119.28 = 564,784/x
  3. Step 3: Cross multiply
    1,017,528.64x = 1,404,119.28 × 564,784
  4. Step 4: Simplify right side
    1,017,528.64x = 793,024,103,435.52
  5. Step 5: Solve for x
    x = 793,024,103,435.52/1,017,528.64
  6. Step 6: Final answer
    x = 779,362.93

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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.