Home / 1,139,566.02-1,572,503.13-630,140.82

Finding the Fourth Proportional to 1,139,566.02, 1,572,503.13 and 630,140.82

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Solution

The fourth proportional to 1,139,566.02, 1,572,503.13 and 630,140.82 is: 869,540.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,566.02 : 1,572,503.13 = 630,140.82 : x
  2. Step 2: Convert to fraction form
    1,139,566.02/1,572,503.13 = 630,140.82/x
  3. Step 3: Cross multiply
    1,139,566.02x = 1,572,503.13 × 630,140.82
  4. Step 4: Simplify right side
    1,139,566.02x = 990,898,411,790.77
  5. Step 5: Solve for x
    x = 990,898,411,790.77/1,139,566.02
  6. Step 6: Final answer
    x = 869,540.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.