Home / 2,518,616.40-3,475,772.02-1,430,868.20

Finding the Fourth Proportional to 2,518,616.40, 3,475,772.02 and 1,430,868.20

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Solution

The fourth proportional to 2,518,616.40, 3,475,772.02 and 1,430,868.20 is: 1,974,644.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,616.40 : 3,475,772.02 = 1,430,868.20 : x
  2. Step 2: Convert to fraction form
    2,518,616.40/3,475,772.02 = 1,430,868.20/x
  3. Step 3: Cross multiply
    2,518,616.40x = 3,475,772.02 × 1,430,868.20
  4. Step 4: Simplify right side
    2,518,616.40x = 4,973,371,653,867.76
  5. Step 5: Solve for x
    x = 4,973,371,653,867.76/2,518,616.40
  6. Step 6: Final answer
    x = 1,974,644.35

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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.