Home / 1,499,395.85-2,249,210.42-434,453.21

Finding the Fourth Proportional to 1,499,395.85, 2,249,210.42 and 434,453.21

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Solution

The fourth proportional to 1,499,395.85, 2,249,210.42 and 434,453.21 is: 651,713.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,395.85 : 2,249,210.42 = 434,453.21 : x
  2. Step 2: Convert to fraction form
    1,499,395.85/2,249,210.42 = 434,453.21/x
  3. Step 3: Cross multiply
    1,499,395.85x = 2,249,210.42 × 434,453.21
  4. Step 4: Simplify right side
    1,499,395.85x = 977,176,684,762.18
  5. Step 5: Solve for x
    x = 977,176,684,762.18/1,499,395.85
  6. Step 6: Final answer
    x = 651,713.61

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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.