Home / 1,125,848.40-1,688,772.60-564,680.40

Finding the Fourth Proportional to 1,125,848.40, 1,688,772.60 and 564,680.40

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Solution

The fourth proportional to 1,125,848.40, 1,688,772.60 and 564,680.40 is: 847,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,848.40 : 1,688,772.60 = 564,680.40 : x
  2. Step 2: Convert to fraction form
    1,125,848.40/1,688,772.60 = 564,680.40/x
  3. Step 3: Cross multiply
    1,125,848.40x = 1,688,772.60 × 564,680.40
  4. Step 4: Simplify right side
    1,125,848.40x = 953,616,787,277.04
  5. Step 5: Solve for x
    x = 953,616,787,277.04/1,125,848.40
  6. Step 6: Final answer
    x = 847,020.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.