Home / 1,000,637.68-1,501,237.08-402,019.16

Finding the Fourth Proportional to 1,000,637.68, 1,501,237.08 and 402,019.16

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Solution

The fourth proportional to 1,000,637.68, 1,501,237.08 and 402,019.16 is: 603,141.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,637.68 : 1,501,237.08 = 402,019.16 : x
  2. Step 2: Convert to fraction form
    1,000,637.68/1,501,237.08 = 402,019.16/x
  3. Step 3: Cross multiply
    1,000,637.68x = 1,501,237.08 × 402,019.16
  4. Step 4: Simplify right side
    1,000,637.68x = 603,526,069,862.45
  5. Step 5: Solve for x
    x = 603,526,069,862.45/1,000,637.68
  6. Step 6: Final answer
    x = 603,141.46

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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.