Home / 1,575,000.40-2,362,500.60-974,012.80

Finding the Fourth Proportional to 1,575,000.40, 2,362,500.60 and 974,012.80

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Solution

The fourth proportional to 1,575,000.40, 2,362,500.60 and 974,012.80 is: 1,461,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,000.40 : 2,362,500.60 = 974,012.80 : x
  2. Step 2: Convert to fraction form
    1,575,000.40/2,362,500.60 = 974,012.80/x
  3. Step 3: Cross multiply
    1,575,000.40x = 2,362,500.60 × 974,012.80
  4. Step 4: Simplify right side
    1,575,000.40x = 2,301,105,824,407.68
  5. Step 5: Solve for x
    x = 2,301,105,824,407.68/1,575,000.40
  6. Step 6: Final answer
    x = 1,461,019.20

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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.