Home / 1,499,154.19-2,249,059.61-434,239.63

Finding the Fourth Proportional to 1,499,154.19, 2,249,059.61 and 434,239.63

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Solution

The fourth proportional to 1,499,154.19, 2,249,059.61 and 434,239.63 is: 651,454.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,154.19 : 2,249,059.61 = 434,239.63 : x
  2. Step 2: Convert to fraction form
    1,499,154.19/2,249,059.61 = 434,239.63/x
  3. Step 3: Cross multiply
    1,499,154.19x = 2,249,059.61 × 434,239.63
  4. Step 4: Simplify right side
    1,499,154.19x = 976,630,812,894.34
  5. Step 5: Solve for x
    x = 976,630,812,894.34/1,499,154.19
  6. Step 6: Final answer
    x = 651,454.55

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1.5x scale

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.