Home / 3,500,312.40-5,249,820.60-975,445.20

Finding the Fourth Proportional to 3,500,312.40, 5,249,820.60 and 975,445.20

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Solution

The fourth proportional to 3,500,312.40, 5,249,820.60 and 975,445.20 is: 1,462,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,312.40 : 5,249,820.60 = 975,445.20 : x
  2. Step 2: Convert to fraction form
    3,500,312.40/5,249,820.60 = 975,445.20/x
  3. Step 3: Cross multiply
    3,500,312.40x = 5,249,820.60 × 975,445.20
  4. Step 4: Simplify right side
    3,500,312.40x = 5,120,912,305,131.12
  5. Step 5: Solve for x
    x = 5,120,912,305,131.12/3,500,312.40
  6. Step 6: Final answer
    x = 1,462,987.22

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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.