Home / 3,500,305.40-5,249,810.10-975,438.20

Finding the Fourth Proportional to 3,500,305.40, 5,249,810.10 and 975,438.20

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Solution

The fourth proportional to 3,500,305.40, 5,249,810.10 and 975,438.20 is: 1,462,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,305.40 : 5,249,810.10 = 975,438.20 : x
  2. Step 2: Convert to fraction form
    3,500,305.40/5,249,810.10 = 975,438.20/x
  3. Step 3: Cross multiply
    3,500,305.40x = 5,249,810.10 × 975,438.20
  4. Step 4: Simplify right side
    3,500,305.40x = 5,120,865,314,285.82
  5. Step 5: Solve for x
    x = 5,120,865,314,285.82/3,500,305.40
  6. Step 6: Final answer
    x = 1,462,976.72

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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.